Aidan Keanaaina
Career Summary
Aidan Keanaaina is a defensive lineman who played at Notre Dame and California.
He joined Detroit in 2026 after two seasons as a Cal starter.
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Early Life
Keanaaina comes from Brighton, Colorado.
He traveled nationally with a Football University youth team before developing into a college prospect.
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High School
Keanaaina played at J.K. Mullen High School.
His four-year prep career included 216 tackles and 12.5 sacks. Rivals rated him a four-star recruit, and he participated in the 2020 Polynesian Bowl.
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College Career
Keanaaina played at Notre Dame from 2020 through 2023 before transferring to Cal.
He started all 13 games in both Cal seasons, recording 45 tackles in 2024 and 56 in 2025. He earned a management consulting bachelor's degree at Notre Dame and pursued graduate public-health study at Cal.
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Path to the NFL
Keanaaina signed with Detroit in 2026.
The Lions announced his rookie signing on May 12 following his Cal career.
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NFL Career
Keanaaina joined the Lions' defensive line during the 2026 offseason.
Detroit placed him on injured reserve on August 10.
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Career Accomplishments
Keanaaina earned All-ACC honorable mention in 2025.
He led Cal's defensive linemen with 56 tackles during his final season.
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Sources for this section
32419, 00-0041456, 2/13/2002, Aidan Keanaaina, Aidan, Keanaaina
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