The NFL Draft declaration deadline for underclassmen was Jan. 14. Now that the 2019 draft field is set, here's a look at the top 20 underclassmen who declared.
1 of 20
Nick Bosa, DE, Ohio State
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The younger brother of Chargers star pass rusher Joey Bosa, Nick has a chance to be the first overall pick in the draft after declaring to leave Ohio State following his junior season. He played only three games in 2018 due to injury but finished his career with 17.5 sacks in 29 games.
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A highly productive wideout at Ole Miss in three seasons, Brown finished his college career with 189 receptions for 2,984 yards and 19 touchdowns. He departs the Rebels following his junior season and could be the first wideout drafted in 2019.
3 of 20
Marquise Brown, WR, Oklahoma
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The cousin of Steelers star wide receiver Antonio Brown, Marquise declared for the NFL Draft after two great seasons for Oklahoma. He had 132 receptions for 2,413 yards and 17 touchdowns and projects as a possible first-round pick.
4 of 20
Devin Bush, LB, Michigan
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Bush was a star playmaker at Michigan, with 172 tackles and 10 sacks in three seasons. He declared for the draft following his junior campaign.
5 of 20
Clelin Ferrell, DE, Clemson
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Ferrell could be a top-10 pick following a great junior season, in which he had 11.5 sacks and 55 tackles for the Tigers. That follows an excellent sophomore season in which he finished with 9.5 sacks and 66 tackles.
6 of 20
Cody Ford, OT, Oklahoma
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Ford's stock has been rising after a great junior season at Oklahoma, so it wasn't surprising that he declared for the draft. He's expected to be a first-round pick, and he could play either tackle or guard at the next level.
7 of 20
Rashan Gary, DE, Michigan
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Gary should be one of the first defensive linemen selected in the NFL Draft. A load to stop against the pass and the run, he had 3.5 sacks and 38 tackles in nine games during his junior season for the Wolverines.
8 of 20
N'Keal Harry, WR, Arizona State
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The offensive star of the Sun Devils, Harry had his second consecutive 1,000-yard season in 2018. He finished his junior year with 73 receptions for 1,088 yards and nine touchdowns.
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Haskins has a shot to be the No. 1 overall pick in the NFL Draft after a spectacular season replacing J.T. Barrett at Ohio State. He declared after completing 70 percent of his passes and throwing for 4,831 yards and 50 touchdowns.
10 of 20
Dexter Lawrence, DT, Clemson
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Lawrence was unable to play in the College Football Playoff after testing positive for a banned substance, but he's still a possible first-round pick. A huge run stuffer, Lawrence had 36 tackles and 1.5 sacks in his junior season for Clemson.
11 of 20
Greg Little, OT, Ole Miss
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Little could be the first offensive lineman off the board in 2019 after a great career at Ole Miss. He declared for the draft following his junior season.
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Murray was the ninth-overall pick by the Oakland A's in the 2018 MLB Draft, but he's declared for the NFL Draft after meeting with the A's. The Heisman Trophy winner out of Oklahoma is undersized, but his ability is undeniable after finishing 2018 with 4,361 yards passing and 42 touchdowns, along with 1,001 yards and 12 touchdowns on the ground.
13 of 20
Ed Oliver, DT, Houston
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Projected as a possible first-overall pick coming into his junior season, Oliver's stock has dropped a bit, but he's still a possible first-round choice. He played only eight games last season due to a knee injury but had three sacks and 54 tackles.
14 of 20
Jeffery Simmons, DT, Mississippi State
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Simmons is a huge defensive tackle and possible first-round pick, declaring after his junior season. He had two sacks and 58 tackles, including 18 tackles for loss.
15 of 20
Irv Smith Jr., TE, Alabama
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A possible first-round pick after a great junior season, Smith has a great NFL skill set as a receiver. He finished 2018 with 44 receptions for 710 yards and seven touchdowns.
16 of 20
Deionte Thompson, S, Alabama
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Thompson declared for the NFL Draft after a breakout junior season. He had 78 tackles, two picks and six passes defensed for the Crimson Tide, and he is likely to be the first safety selected in the draft.
17 of 20
Devin White, LB, LSU
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White has been a tackling machine for LSU, especially over the last two seasons. He had 133 tackles in 2017 and 123 tackles last season, and he could be the top inside linebacker selected in the draft.
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The consensus top cornerback available in the 2019 draft, Williams had eight interceptions in two seasons for the Tigers. He has a shot to be a top-10 pick.
19 of 20
Jonah Williams, OT, Alabama
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Alabama's starting left tackle declared for the NFL draft following his junior season. He has a chance to be a top-10 pick for a team in need of offensive line help.
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Williams' stock has increased as quickly as that of any player in 2018, and he's set to enter the NFL Draft following his sophomore year. He had eight sacks, 71 tackles and 19.5 tackles for loss in his final college season.