Specifically this question is asking, "In which year will Ryan Alexander Coleman Williams (born 9 February 2007) first be on an NFL roster when that team begins a regular season game?"
As of market creation, Ryan Williams is a freshman playing for the Alabama Crimson Tide.
I will not bet in this market.
1,000Rules: "Players must have been out of high school for at least three years and have used their college eligibility before the start of the next college football season. Underclassmen and players who have graduated before using all their college eligibility can contact the league to request approval to enter the draft early."
Early entry is a thing, looks like 12 WRs were approved in the 2024 draft.
Big decline since NIL changed the economic incentives, though. https://www.acmepackingcompany.com/2024/1/19/24044307/2024-nfl-draft-fewest-underclassmen-declare-in-over-a-decade
@JamesBaker3 to be drafted after sophomore year would make him the youngest ever NFL drafted, by a lot, since he's still only 17 currently