| Year | W | L | Sv | Hold | IP | H | BB | SO | ER | ERA | WHIP | Rate |
| 2026 proj | 4 | 4 | 28 | 0 | 55.0 | 38 | 19 | 58 | 18 | 2.97 | 1.033 | 48.3 |
| 2026 | 1 | 4 | 9 | 1 | 20.3 | 14 | 11 | 22 | 12 | 5.31 | 1.230 | 17.9 |
| 2025 | 5 | 4 | 29 | 0 | 59.0 | 37 | 19 | 57 | 17 | 2.59 | 0.949 | 66.9 |
| 2024 | 4 | 2 | 27 | 0 | 54.7 | 38 | 20 | 62 | 20 | 3.29 | 1.061 | 53.8 |
| Date | News |
| 6/12/26 | Tigers activate Jansen ahead of Cleveland series. Tigers closer Kenley Jansen, who has missed 13 games due to pelvic inflammation, was activated Friday ahead of a weekend series against the Guardians. Source: https://www.espn.com/mlb/story/_/id/49044286/tiger... |
| 5/29/26 | Tigers put Jansen on IL with pelvic inflammation. The Tigers placed closer Kenley Jansen on the 15-day injured list on Thursday with pelvic inflammation. Source: https://www.espn.com/mlb/story/_/id/48902014/tiger... |
| 5/29/26 | Tigers put Jansen on IL with pelvic inflammation. The Tigers placed closer Kenley Jansen on the 15-day injured list on Thursday with pelvic inflammation. Source: https://www.espn.com/mlb/story/_/id/48902014/tiger... |
| 5/28/26 | Tigers put Jansen on IL with pelvic inflammation. The Tigers placed closer Kenley Jansen on the 15-day injured list on Thursday with pelvic inflammation. Source: https://www.espn.com/mlb/story/_/id/48902014/tiger... |
| 5/28/26 | Kenley Jansen, Teoscar Hernandez leave games early.... All of the important fantasy spin and actionable takeaways resulting from the latest baseball news. Source: https://www.espn.com/fantasy/baseball/story/_/id/4... |
See all news and stats for this player