Lenoir logged 933 snaps on defense as a starter in 2023, finishing with 84 tackles (58 solo), 10 pass defenses and three interceptions across 17 games.
Lenoir took over for Emmanuel Moseley -- who signed with Detroit last offseason -- as the 49ers' starting corner opposite Charvarius Ward. Lenoir occupied the elevated role without issue, posting career highs in both tackles and interceptions. The defensive back figures to continue starting for San Francisco in 2024 as he enters the final year of his rookie deal.