With the 2026 NFL draft in the books, the Detroit Lions have turned their attention to signing their undrafted free agent class.
The Lions currently have 16 vacancies on their 90-man offseason roster. Here are the players expected to sign UDFA contracts.
Three-year starter at Illinois who transferred from Ole Miss and finished with 7,924 yards in his career. Lions assistant Marcus Tuiasosopo coached Altmyer at the Senior Bowl – per multiple reports.
UNDER CENTER: Detroit Lions reportedly sign former Illinois QB Luke Altmyer
Started two years at right tackle and played more than 1,200 snaps at left tackle in his career. - per The Schultz Report.
Had four interceptions and 3½ sacks in 13 starts last year – per UNLV football.
Feb 26, 2026; Indianapolis, IN, USA; Michigan linebacker Jimmy Rolder (LB22) during the NFL Scouting Combine at Lucas Oil Stadium. Mandatory Credit: Kirby Lee-Imagn ImagesMichigan linebacker Jimmy Rolder (30) celebrates a Michigan State turnover during the first half at Spartan Stadium in East Lansing on Saturday, October 25, 2025.Aug 31, 2024; Ann Arbor, Michigan, USA; Michigan Wolverines linebacker Jimmy Rolder (30) celebrates a play in the second half against the Fresno State Bulldogs at Michigan Stadium. Mandatory Credit: Rick Osentoski-USA TODAY SportsMichigan linebacker Jimmy Rolder (30) reacts after a tackle against Wisconsin during the first half at Michigan Stadium in Ann Arbor on Saturday, Oct. 4, 2025.Michigan linebacker Jimmy Rolder (30) tackles Washington wide receiver Dezmen Roebuck (81) during the second half at Michigan Stadium in Ann Arbor on Saturday, Oct. 18, 2025.Michigan linebacker Jimmy Rolder (30) high fives fans before a game against Wisconsin at Michigan Stadium in Ann Arbor on Saturday, Oct. 4, 2025.Former Michigan Wolverines great Charles Woodson talks to linebacker Jimmy Rolder (30) prior to the NCAA football game against the Ohio State Buckeyes at Michigan Stadium in Ann Arbor, Mich. on Nov. 29, 2025. Ohio State won 27-9.Michigan linebacker Jimmy Rolder (30) celebrates an interception against Washington during the second half at Michigan Stadium in Ann Arbor on Saturday, Oct. 18, 2025.Michigan linebacker Jimmy Rolder (30) tackles Michigan State quarterback Aidan Chiles (2) during the first half at Spartan Stadium in East Lansing on Saturday, October 25, 2025.Michigan linebacker Jimmy Rolder (30) pressures Michigan State quarterback Aidan Chiles (2) during the second half at Spartan Stadium in East Lansing on Saturday, October 25, 2025.1 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftFeb 26, 2026; Indianapolis, IN, USA; Michigan linebacker Jimmy Rolder (LB22) during the NFL Scouting Combine at Lucas Oil Stadium. Mandatory Credit: Kirby Lee-Imagn Images1 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftFeb 26, 2026; Indianapolis, IN, USA; Michigan linebacker Jimmy Rolder (LB22) during the NFL Scouting Combine at Lucas Oil Stadium. Mandatory Credit: Kirby Lee-Imagn Images2 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftMichigan linebacker Jimmy Rolder (30) celebrates a Michigan State turnover during the first half at Spartan Stadium in East Lansing on Saturday, October 25, 2025.3 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftAug 31, 2024; Ann Arbor, Michigan, USA; Michigan Wolverines linebacker Jimmy Rolder (30) celebrates a play in the second half against the Fresno State Bulldogs at Michigan Stadium. Mandatory Credit: Rick Osentoski-USA TODAY Sports4 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftMichigan linebacker Jimmy Rolder (30) reacts after a tackle against Wisconsin during the first half at Michigan Stadium in Ann Arbor on Saturday, Oct. 4, 2025.5 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftMichigan linebacker Jimmy Rolder (30) tackles Washington wide receiver Dezmen Roebuck (81) during the second half at Michigan Stadium in Ann Arbor on Saturday, Oct. 18, 2025.6 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftMichigan linebacker Jimmy Rolder (30) high fives fans before a game against Wisconsin at Michigan Stadium in Ann Arbor on Saturday, Oct. 4, 2025.7 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftFormer Michigan Wolverines great Charles Woodson talks to linebacker Jimmy Rolder (30) prior to the NCAA football game against the Ohio State Buckeyes at Michigan Stadium in Ann Arbor, Mich. on Nov. 29, 2025. Ohio State won 27-9.8 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftMichigan linebacker Jimmy Rolder (30) celebrates an interception against Washington during the second half at Michigan Stadium in Ann Arbor on Saturday, Oct. 18, 2025.9 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftMichigan linebacker Jimmy Rolder (30) tackles Michigan State quarterback Aidan Chiles (2) during the first half at Spartan Stadium in East Lansing on Saturday, October 25, 2025.10 / 10Meet Detroit Lions' Day 3 picks in 2026 NFL DraftMichigan linebacker Jimmy Rolder (30) pressures Michigan State quarterback Aidan Chiles (2) during the second half at Spartan Stadium in East Lansing on Saturday, October 25, 2025.SPARTANS: Which Michigan State football players signed as NFL undrafted free agents
Started his college career at Texas A&M, had three sacks in 2025 – per USC football.
Block-first tight end played two seasons at Alabama and caught 26 passes in 11 starts at Tennessee last year – per Tennessee football.
Had 56 tackles last season, the most by a Cal defensive lineman since Cam Jordan (62) in 2010 – per CBS Sports.
Started final 47 games of his career, had 2½ sacks in 2025 – per Rutgers football.
Played three seasons at Tennessee, had first career interception in 2025 – per USF Football.
Second all-time in tackles at Morgan State with 298 – per NFL Network.
Dave Birkett covers the Lions for the Detroit Free Press. Contact him at dbirkett@freepress.com. Follow him on Bluesky, X and Instagram at @davebirkett.
This article originally appeared on Detroit Free Press: Detroit Lions undrafted free agent tracker: Signings after NFL Draft