The San Francisco 49ers today announced the signing of six of the team's 10 draft picks and 18 undrafted rookie free agents.

The draft picks that have signed their four-year contracts are listed below:

The undrafted rookie free agents that have signed their three-year contracts are listed below:

See below for detailed player biographies of the signed players:

Draft Pick Player Bios

DB Adrian Colbert

6-2, 205

Miami (FL)

Was selected by the 49ers in the seventh round (229th overall) of this year's draft out of Miami. In his collegiate career, played in 46 games (6 starts) and registered 48 tackles, 2.5 TFLs, 2 INTs and 4 PDs. Began his collegiate career at Texas (2012-15) and was a graduate transfer to Miami in 2016. As a senior, played in 8 games (2 starts) for the Hurricanes, registering 22 tackles, 2.5 TFLs, 1 INT and 3 PDs. In 2015, played in 12 games for the Longhorns. As a sophomore, played in 13 games (4 starts) and registered 20 tackles, 1 INT and 1 PD. In 2013, played in 13 games and registered 6 tackles. Redshirted in 2012. A 23-year old native of Mineral Wells, TX, he attended Mineral Wells High School.

DT D.J. Jones

6-0, 321

Mississippi

Was the first of two sixth-round draft picks (198th overall) selected by the 49ers in this year's draft out of Mississippi. In two seasons at Ole Miss, played in 25 games (15 starts) and registered 70 tackles, 6.0 sacks, 8.5 TFLs, 1 INT, 1 FF, 1 FR and 1 PD. In 2016, started all 12 games and tallied 30 tackles, 2.0 sacks, 3.0 TFLs, 1 INT and 1 FR. As a junior, played in 13 games (3 starts) and notched 40 tackles, 4.0 sacks, 5.5 TFLs and 1 FF. Began his collegiate career at East Mississippi Community College in Scooba, MS. A two-year starter, helped guide East Mississippi to a 24-0 record and two NJCAA national championships. As a sophomore, earned MACJC all-region and all-state honors. Played in 12 games and recorded 29 tackles, 4.0 sacks, 8.5 TFLs and 2 FFs. In 2013, played in 12 games and registered 49 tackles, 8.0 sacks, 5.0 TFLs and 1 FF. A 22-year old native of Piedmont, SC, Jones attended Wren High School in Piedmont.

TE George Kittle

6-4, 250

Iowa

Was the first of two fifth-round draft picks (146th overall) selected by the 49ers in this year's draft out of Iowa. In four seasons at Iowa, played in 49 games (17 starts) and registered 48 recepts. for 737 yds. and 10 TDs. As a senior, earned Honorable Mention All-Big Ten and Academic All-Big Ten honors. Was also the recipient of the team Hustle Award (offense). Started all 11 games in which he appeared and notched 22 recepts. for 314 yds. and 4 TDs. In 2015, earned Honorable Mention All-America and Academic All-Big Ten honors. Played in 14 games (6 starts) and tallied 20 recepts. for 290 yds. and a team-high 6 TDs. As a sophomore, earned Academic All-Big Ten honors. Played in 12 games and registered 1 recept. for 25 yds. In 2013, played in 12 games and recorded 5 recepts. for 108 yds. Also earned Academic All-Big Ten honors. Redshirted in 2012. A 23-year old native of Norman, OK, he attended Norman High School.

DL Pita Taumoepenu

6-1, 245

Utah

Was the second of two sixth-round draft picks (202nd overall) selected by the 49ers in this year's draft out of Utah. Appeared in 46 games during his four-year career for the Utes, where he recorded 73 tackles, 25.5 TFLs, 21.5 sacks, 4 FFs and 1 FR. As a senior in 2016, appeared in 13 games (6 starts) and registered 41 tackles, 9.0 sacks and 12.0 TFLs while earning Honorable Mention All-Pac-12 honors. As a junior in 2015, played in all 13 games where he registered 9 tackles, 6.0 sacks and 1 FF. In 2014, he appeared in all 13 games (1 start) and finished with 17 tackles and ranked third on the team with 5.5 sacks. In his freshman season of 2013, played in 7 games and registered 6 tackles and 1.0 sack. A 23-year old native of Provo, UT, he attended Timpview High School in Provo.

WR Trent Taylor

5-8, 178

Louisiana Tech

Was the second of two fifth-round draft picks (177th overall) selected by the 49ers in this year's draft out of Louisiana Tech. In four seasons at Louisiana Tech, played in 53 games and registered 327 recepts. for 4,179 yds. and 32 TDs, while adding 58 PRs for 482 yds. Finished his collegiate career ranked 1st in school history with 327 career recepts. and 2nd in both rec. yds. (4,179) and TDs (32). In 2016, earned First-Team All-Conference USA honors as a WR and Second-Team All-Conference USA honors as PR. Also earned First-Team All-Louisiana honors from the Louisiana Sports Writers Association. Started all 14 games and notched 136 recepts. for 1,803 yds. and 12 TDs. Also added 17 PRs for 176 yds. His 1,803 rec. yds. ranked 1st in the NCAA and set a single-season school record. As a junior, earned First-Team All-Conference USA and First-Team All-Louisiana honors. Played in 13 games and tallied 99 recepts. for 1,282 yds. and 9 TDs while adding 13 PRs for 83 yds. In 2014, earned Second-Team All-Conference USA and Honorable Mention All-Louisiana honors. Played in 14 games and tallied 64 recepts. for 834 yds. and 9 TDs. Also had 22 PRs for 168 yds. As a freshman, played in 12 games and notched 28 recepts. for 260 yds. and 2 TDs, while adding 6 PRs for 53 yds. A 23-year old native of Shreveport, LA, Taylor attended Evangel Christian Academy in Shreveport.

RB Joe Williams

5-11, 205

Utah

Was selected by the 49ers in the fourth round (121st overall) of this year's draft out of Utah. In two seasons at Utah, played in 19 games (11 starts) and rushed for 1,884 yds. and 13 TDs on 314 carries, while adding 20 recepts. for 191 yds. As a senior, started all 9 games in which he appeared and earned Honorable Mention All-Pac-12 honors. Rushed for 1,407 yds. and 10 TDs on 210 carries, while adding 9 recepts. for 107 yds. In 2015, played in 10 games (2 starts) and rushed for 477 yds. and 3 TDs on 104 carries. In 2014, played at ASA College in Brooklyn, NY, and earned Second-Team NJCAA All-America and First-Team All-Northeast Conference honors. Played in 7 games and rushed for 1,093 yds. and 7 TDs on 163 carries. Also added 16 recepts. for 237 yds. and 3 TDs. Began his collegiate career at Connecticut in 2012, appearing in 9 games and rushing for 6 yds. on 3 carries. A 23-yard old native of Emmaus, PA, Williams attended Emmaus High School.

Undrafted Player Bios

WR Victor Bolden

5-8, 178

Oregon State

Appeared in 46 games (36 starts) during his four-year career at Oregon State. Registered 170 recepts. for 1,863 yds. and 7 TDs while adding 95 rushing atts. for 727 yds. and 3 TDs. As a returner, recorded 108 KORs for 2,420 yds. and 3 TDs along with 19 PRs for 186 yds. and 1 TD. As a senior in 2016, appeared in all 12 games (11 starts) and led the team in recepts. (46) and rec. yds. (542) while adding 28 rushing atts. for 329 yds. and 2 TDs on the ground. Also notched 27 KORs for 42 yds. and 1 TD. In 2015, appeared in all 12 games and recorded 46 recepts. for 461 yds. and 3 TDs to earn All-Pac-12 Honorable Mention honors. Also added 36 rushing atts. for 185 yds., 23 KORs for 580 yds. and 1 TD. As a sophomore, started all 11 games in which he appeared and totaled 72 recepts. for 798 yds. and 2 TDs along with 19 carries for 118 yds. In 2013, appeared in 13 games (2 starts) and recorded 6 recepts. for 62 yds. and 12 rushes for 95 yds. and 1 TD on offense. As a returner, registered 58 KORs for 1,198 yds. and 1 TD. Attended Los Osos (Rancho Cucamonga, CA) HS, where he earned All-CIF Southern Section Inland Division and all-league honors after totaling a combined 1,236 rush. and rec. yds. and 13 TDs as a senior. Born 4/4/95 in Rancho Cucamonga, CA.

WR Kendrick Bourne

6-1, 203

Eastern Washington

Appeared in 53 games (32 starts) and totaled 211 recepts. for 3,130 yds. and 27 TDs during his four-year career at Eastern Washington. As a senior, earned Second-Team All-Big Sky honors. Started all 13 games and registered 79 recepts. for 1,201 yds. and 7 TDs. In 2015, appeared in 11 games (10 starts) and recorded 73 recepts. for 998 yds. and 8 TDs to earn Second-Team All-Big Sky honors. As a sophomore, appeared in all 14 games (9 starts) and earned All-Big Sky Honorable Mention honors after totaling 52 recepts. for 814 yds. and 10 TDs. Saw action in 14 games as a freshman in 2013 and notched 7 recepts. for 117 yds. and 2 TDs. Attended Milwaukie Arts (Portland, OR) Academy, where he was a first-team All-Northwest Oregon Conference selection in 2012 after totaling 54 recepts. for 1,292 yds. and 18 TDs. Born 8/4/95 in Portland, OR.

RB Matt Breida

5-11, 190

Georgia Southern

Appeared in 48 games (36 starts) during his four-year career at Georgia Southern. Rushed for 3,754 yds. and 37 TDs on 543 carries, while adding 22 recepts. for 156 yds. and 3 TDs. As a senior, appeared in 12 games (11 starts) and registered 168 carries for 646 yds. and 3 TDs in addition to 11 recepts. for 53 yds. and 2 TDs. In 2015, started all 13 games and led the team with 1,608 yds. and 17 TDs on 203 carries to earn First-Team All-Sun Belt honors. As a sophomore, started all 12 games and was named First-Team All-Sun Belt. Led the Sun Belt Conference with 1,485 rush yds. while adding 17 TDs. on 171 carries. Appeared in 11 games as a freshman in 2013 and totaled 1 att. for 15 yds. Attended Nature Coast Technical (Brooksville, FL) HS, where he was the District Player of the Year and All-Hernando County Offensive Player of the Year in 2012. Born 2/28/95 in Brandon, FL.

WR KD Cannon

6-0, 180

Baylor

Started all 38 games during his three-year career at Baylor. Finished his collegiate career ranked third all-time in school history in career recepts. (195), rec. yds. (3,113) and TD recepts. (27). In 2016, earned First-Team All-Big 12 honors after recording career highs in recepts. (87), rec. yds. (1,215) and TD recepts. (13). Started all 13 games as sophomore and earned Second-Team All-Big 12 honors after registering 50 recepts. for 868 yds. and 6 TDs. As a true freshman in 2014, saw action in all 13 games (7 starts) and earned All-Big 12 Honorable Mention and consensus Freshman All-America honors. Set school record for recepts. by a freshman with 58 and added 1,030 yds. and 8 TDs. Attended Mount Pleasant (TX) HS, where he was named first-team Class 4A all-state, first-team all-midlands and first-team all-District 14-4A in 2013 as a senior after recording 80 recepts. for 1,252 yds. and 16 TDs. Born 11/5/95 in Mount Pleasant, TX.

OL John Flynn

6-5, 320

Montana State

Spent five years at Montana State and finished his career by starting 43 consecutive games. Earned First-Team All-Big Sky honors in 2016 after starting all 11 games as a senior. In 2015, started all 11 games at left guard. In 2014, started all 13 games at left guard and earned First-Team All-Big Sky honors. Was named Third-Team All-Big Sky in 2013 after starting the final eight games of the season. Redshirted as a true freshman in 2012. Attended Bettendorf (IA) HS, where he earned first-team all-state honors as a senior after helping lead Bettendorf to an undefeated regular season and state runner-up finish. Born 8/30/93 in Knoxville, TN.

CB Zach Franklin

6-0, 200

Washburn

Appeared in 45 games (34 starts) and recorded 109 tackles, 32 PDs, 6.0 TFLs, 2 FRs and 1 FF during his four-year career at Washburn. Also totaled 34 KORs for 750 yds. As a redshirt senior in 2016, started all 12 games and registered 38 tackles, 12 PDs, 4.5 TFLs, 1 FF and 1 FR to earn Third-Team All-Mid-America Intercollegiate Athletics Association honors. In 2015, started all 11 games and earned Second-Team All-MIAA honors after totaling 34 tackles, 14 PDs, 1.0 TFL and 1 FR. As a sophomore, started all 11 games and recorded 28 tackles, 4 PDs and 0.5 TFLs. Saw action in all 11 games as a freshman in 2013 and registered 9 tackles and 2 PDs. Redshirted in 2012. Attended Wichita Northwest (Wichita, KS) HS, where he registered 14 tackles and 3 recepts. for 45 yds. as a senior. Born 2/14/94 in Wichita, KS.

DL Jimmie Gilbert

6-5, 230

Colorado

Appeared in 51 games (27 starts) during his four-year career at Colorado and totaled 147 tackles, 30.5 TFLs, 20.0 sacks and 8 FFs. As a senior in 2016, started all 14 games and registered 51 tackles, 14.0 TFLs, 10.5 sacks and 6 FFs to earn First-Team All-Pac-12 honors. In 2015, saw action in 13 games (3 starts) and totaled 47 tackles, 8.0 TFLs, 6.0 sacks and 1 FF. As a sophomore, appeared in 12 games (9 starts) and recorded 38 tackles, 6.5 TFLs, 2.5 sacks and 1 FF. In 2013, saw action in 12 games (1 start) as a freshman and notched 11 tackles, 2.0 TFLs, 1.0 sack and 1 FF. Attended A&M Consolidated (College Station, TX) HS, where he totaled 78 tackles, 25.0 TFLs and 10.0 sacks as a senior to earn first-team All-District 14-5A honors. Born 11/9/94 in College Station, TX. 

S Malik Golden

6-0, 205

Penn State

Appeared in 46 games (17 starts) and totaled 130 tackles, 8 PDs, 6.5 TFLs, 2 INTs, 1 FF and 1 FR during his five-year career at Penn State. Started all 13 games in 2016 and recorded a career-high 75 tackles, 6.0 TFLs, 4 PDs, 1 INT, 1 FF and 1 FR. Appeared in 13 games (4 starts) as a junior and registered 40 tackles, 2 PDs and 1 INT. In 2014, appeared in 8 games and totaled 7 tackles, 1 PD and 0.5 TFLs. As a freshman in 2013, saw action in 12 games and registered 8 tackles and 1 PD. Redshirted in 2012. Attended Cheshire (CT) Academy, where he was a two-time All-New England and two-time All-Colonial League selection and helped Cheshire Academy win the New England Preparatory School Athletic Council State Championship as a junior and senior. Born 4/27/93 in Hartford, CT.

OL Evan Goodman

6-4, 306

Arizona State

Appeared in 46 games (23 starts) during his five-year career at Arizona State. Started all 12 games at left tackle as a senior in 2016. In 2015, started 11 games at left tackle for the Sun Devils. In 2014, appeared in 12 games playing on the special teams unit. Redshirted during his sophomore season in 2013. As a true freshman, saw action along the offensive line in 11 games. Attended Lakeland Senior (Lakeland, FL) HS. Born 9/15/92 in Lakeland, FL.

TE Cole Hikutini

6-4, 247

Louisville

Appeared in 24 games (13 starts) and registered 69 recepts. for 1,016 yds. and 11 TDs during his two-year career at Louisville. In 2016, appeared in 13 games (10 starts) and ranked fifth among tight ends in FBS with 49 recepts. for 656 yds. and 8 TDs. As a junior, appeared in 11 games (3 starts) and totaled 19 recepts. for 348 yds. and 3 TDs. Transferred to Louisville after spending the 2014 season at the City College of San Francisco, where he registered 40 recepts. for 658 yds. and 4 TDs. Transferred to CCFC after spending two years at Sacramento State. In 2013, appeared in 9 games (4 starts) and recorded 21 recepts. for 204 yds. and 5 TDs. Redshirted in 2012. Attended Pleasant Grove (Elk Grove, CA) HS, where he hauled in 27 recepts. for 536 yds. and 6 TDs as a senior. Born 6/11/94 in Wilton, CA.

DB Lorenzo Jerome

5-10, 204

Saint Francis (PA)

Appeared in 42 games over his four-year career at Saint Francis and totaled 252 tackles, 47 PDs, 18 INTs, 14.0 TFLs, 5.0 sacks, 2 FFs and 1 FR. Also added 45 KORs for 1,225 yds. and 3 TDs along with 18 PRs for 396 yds. and 2 TDs. In 2016, appeared in 10 games and registered 59 tackles, 11 PDs, 6 INTs, 5.5 TFLs, 2.5 sacks and 1 FR to earn First-Team All-NEC and All-America honors. Added 14 KORs for 405 yds. and 1 TD to earn First-Team All-NEC as a return specialist. In 2015, named First-Team All-NEC selection as both a defensive back and a return specialist. In 10 games, totaled 58 tackles, 10 PDs, 5.5 TFLs, 3 INTs and 2.5 sacks on defense in addition to 17 KORs for 531 yds. and 2 TDs as a returner. As a sophomore, started all 11 games and recorded 79 tackles, 16 PDs, 3 INTs, 2.0 TFLs, 1 FF and 1 TD to earn First-Team All-NEC honors as a defensive back. Added 14 KORs for 289 yds. and 12 PRs for 136 yds. and 1 TD in 2014 to earn Second-Team All-NEC as a return specialist. In 2013, appeared in 11 games and registered 56 tackles, 10 PDs, 6 INTs, 1.0 TFL, 1 FF and 1 TD. As a freshman, was named NEC Defensive Rookie of the Year and First-Team All-NEC. Attended J.P. Taravella (Coral Springs, FL) HS, where he was a three-year starter at quarterback and defensive back, finishing his senior season with 1,025 pass yds. and 750 rush yds. on offense while adding 5 INTs on defense. Born 1/20/95 in Sunrise, FL.

OL Erik Magnuson

6-6, 305

Michigan

Appeared in 46 games (37 starts) along the offensive line during his five-year career at Michigan. As a senior in 2016, started all 12 games at right tackle to earn the Hugh R. Rader Memorial Award as Michigan's top lineman and First-Team All-Big Ten honors. In 2015, earned Third-Team All-Big Ten honors after starting all 12 games at right tackle. As a sophomore, appeared in 8 games, making 5 starts. As a freshman in 2013, appeared in 12 games with 7 starts. Redshirted in 2012. Attended La Costa Canyon (Carlsbad, CA) HS, where he was a three-year starter. Born 1/5/94 in Carlsbad, CA.

FB Tyler McCloskey

6-2, 245

Houston 

Appeared in 53 games (29 starts) during his four-year career at Houston. Finished his career with 39 recepts. for 406 yds. and 5 TDs. In 2016, appeared in 13 games (12 starts) at tight end and recorded 23 recepts. for 233 yds. and 4 TDs. As a junior, appeared in 14 games (13 starts) and totaled 14 recepts. for 157 yds. and 1 TD. In 2014, saw action in all 13 games with 3 starts at fullback, registering 2 recepts. for 16 yds. and 1 carry for 1 yd. As a freshman in 2013, appeared in 12 games with 1 start at fullback. Attended Memorial (Houston, TX) HS, where he was named the 2012 District 19-5A Co-Offensive MVP and earned District first-team honors after throwing for 1,456 yds. and 9 TDs while rushing for 966 yds. and 18 TDs as a senior. Born 8/11/94 in Houston, TX.

QB Nick Mullens

6-1, 187

Southern Mississippi

In four seasons at Southern Mississippi (2013-16), played in 44 games (41 starts) and completed 928 of 1,546 atts. for 11,994 yds. and 87 TDs. In 2016, made 11 starts and completed 243 of 384 atts., for 3,272 yds. and 24 TDs, averaging 297.5 passing yds. per game. Started all 14 games as a junior in 2015, setting single-season school records for passing yds. (4,476) and TD passes (38) as the Golden Eagles finished with more than 7,000 yds. of offense for the first time in school history. In 2014, started 10 games and completed 218 of 365 atts. for 2,470 passing yds. and 12 TDs. As a freshman in 2013, appeared in 9 games (6 starts) and threw for 1,776 yds. and 13 TDs while earning Conference USA All-Freshman honors. Attended Spain Park (Birmingham, AL) HS, where he had 8,605 career passing yds., finishing his high school career with the 7th-most passing yds. in AHSAA history, to go along with 40 passing TDs. Born 3/21/95 in Hoover, AL.

LB Donavin Newsom

6-2, 240

Missouri

Appeared in 48 games during his five years (2012-16) at Missouri, finishing his career with 165 tackles, 18.0 TFLs, 5.5 sacks, 7 PDs, 5 FFs and 1 FR. As a senior in 2016, registered a team-high 73 tackles in 12 games (11 starts) while adding 5.5 TFLs, 3.0 sacks, 4 PDs and 1 FF. Finished fourth on the team with 63 tackles in 2015 to go along with 9.0 TFLs, 2.5 sacks, 2 FFs and 2 PDs. Saw action in all 14 games (4 starts) and picked up 24 tackles 3.5 TFLs, 1 PD and 1 FR in 2014. In 2013, saw action in 10 games, while recording 1 tackle on defense and 4 tackles on special teams. Redshirted in 2012. Attended Parkway North (St. Louis, MO) HS, where he also was a three-year letterman in basketball, earning all-conference recognition as a junior. Born 10/13/93 in St. Louis, MO. 

DL Noble Nwachukwu

6-2, 275

West Virginia

Appeared in 47 games (38 starts) during his five years (2012-16) at West Virginia, finishing his career with 126 tackles, 29.5 TFLs, 15.5 sacks, 7 PDs, 3 FFs and 1 FR. As a senior in 2016, led the team with 4.0 sacks and finished with 40 tackles, 7.5 TFLs, 2 PDs, 1 FF and 1 FR. In 2015, started all 13 games for the second-consecutive season and tallied 47 tackles, 13 TFLs and a team-high 8.5 sacks, 1 PD and 1 FF 2.0 sacks, 3.0 TFLs, 1 INT and 1 FR. As a sophomore, started 13 games and notched 34 tackles, 8.0 TFLs, 4 PDs and 2.0 sacks. Appeared in 9 games in 2013, finishing with 5 tackles, 1.0 TFL, 1.0 sack and 1 FF. Redshirted in 2012. Attended Wylie (TX) HS, where he was a two-time unanimous first-team all-district 10-4A defense member. As a senior in 2011, registered 53 tackles, 8 TFLs and 1 FF. Born 11/30/94 in Wylie, TX.

OL Bret Treadway

6-3, 249

Lamar

Started in all 43 games in which he appeared in during his five years (2012-16) at Lamar University. Started 8 games as a senior in 2016 after making 11 starts in 2015 and earning First-Team All-Southland honors. Made starts in all 12 games as a sophomore in 2014, earning All-Southland Honorable Mention honors and was part of an offense that finished the year ranked fifth in the FCS in total offense (503 yds. per game), seventh in passing (314.3 yds. per game) and eighth in scoring (39.6 pts. per game). In 2013, started all 12 games at right guard and blocked for RB Kade Harrington, who set a school freshman rushing record and was named the Southland conference's top rookie. Redshirted in 2012. Attended Silsbee (TX) HS, where he earned first-team all-district 21-3A offensive lineman as a senior and second-team selection as a junior. Born 3/11/94 in Silsbee, TX.

OL Darrell Williams Jr.

6-6, 310

Western Kentucky

Appeared in 46 games during his five years (2012-16) at Western Kentucky. Started in 38 consecutive games over his final three seasons along the offensive line for the Hilltoppers. As a senior in 2016, was part of an offensive line that paved the way for a seventh-consecutive 1,000-yd. rusher. In 2015, started all 14 games at right tackle, anchoring the right side of an offensive line that finished the year ranked 19th nationally in sacks allowed, with just 16 sacks on 554 pass atts., the 7th-best percentage nationally and second among teams with 500-or-more atts. During the 2014 season, he started 10 straight games at right guard, helping pave the way for 2,018 all-purpose yds. from RB Leon Allen. Saw action in 7 games in 2013, starting the final three at right tackle. Redshirted in 2012. Attended West Laurens (Dexter, GA) HS, where he finished his career starting 31-consecutive games at offensive tackle. He lettered all four years in football and basketball. Born 3/24/93 in Dublin, GA.