Age: 30, 240 lbs, 6'1" Born: 4/15/1995, Elmhurst, IL, USA Sal: N/A  Currently Released TRANSACTION REPORT 2 daysReaches free agency The Brewers declined Jansen's $12 million mutual option for 2026.
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| 2025 | MIL | 98 | 288 | 86 | 38 | 62 | 11 | 0 | 14 | 115 | 36 | 0 | 0 | 42 | 0 | 5 | 4 | 1 | 2 | 6 | 0.215 | 0.321 | 0.399 | 0.721 | 115.0 | 1.2 |
| 2024 | TB | 91 | 274 | 60 | 35 | 56 | 13 | 0 | 9 | 96 | 24 | 0 | 0 | 40 | 0 | 4 | 3 | 0 | 3 | 6 | 0.204 | 0.309 | 0.350 | 0.660 | 96.0 | 1.1 |
| 2023 | TOR | 86 | 268 | 62 | 38 | 61 | 15 | 0 | 17 | 127 | 53 | 0 | 0 | 23 | 1 | 3 | 10 | 0 | 0 | 6 | 0.228 | 0.312 | 0.474 | 0.786 | 127.0 | 1.5 |
| 2022 | TOR | 72 | 215 | 44 | 34 | 56 | 10 | 0 | 15 | 111 | 44 | 1 | 0 | 25 | 1 | 1 | 3 | 0 | 5 | 7 | 0.260 | 0.339 | 0.516 | 0.855 | 111.0 | 1.5 |
| 2021 | TOR | 70 | 184 | 44 | 32 | 41 | 13 | 0 | 11 | 87 | 28 | 0 | 0 | 17 | 0 | 4 | 3 | 1 | 0 | 2 | 0.223 | 0.299 | 0.473 | 0.772 | 87.0 | 1.2 |
| 2020 | TOR | 43 | 120 | 31 | 18 | 22 | 3 | 0 | 6 | 43 | 20 | 0 | 0 | 21 | 0 | 1 | 2 | 3 | 1 | 2 | 0.183 | 0.313 | 0.358 | 0.671 | 43.0 | 1.0 |
| 2019 | TOR | 107 | 347 | 79 | 41 | 72 | 12 | 1 | 13 | 125 | 43 | 0 | 1 | 31 | 1 | 8 | 4 | 1 | 1 | 4 | 0.207 | 0.279 | 0.360 | 0.640 | 125.0 | 1.2 |
| 2018 | TOR | 31 | 81 | 17 | 12 | 20 | 6 | 0 | 3 | 35 | 8 | 0 | 0 | 9 | 0 | 1 | 4 | 0 | 1 | 2 | 0.247 | 0.347 | 0.432 | 0.779 | 35.0 | 1.1 |
| | | 598 | 1777 | 423 | 248 | 390 | 83 | 1 | 88 | 739 | 256 | 1 | 1 | 208 | 3 | 27 | 33 | 6 | 13 | 35 | 0.221 | 0.315 | 0.420 | 0.735 | 739.0 | 1.2 |
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| 9/28/2025 | CIN | W4 - 2 | 3 | 1 | 1 | 2 | 0 | 0 | 1 | 5 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.667 | 0.750 | 3.000 | 3.750 | 5.0 |
| 9/27/2025 | CIN | L4 - 7 | 3 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.333 | 0.500 | 1.000 | 1.500 | 1.0 |
| 9/24/2025 | SD@ | W3 - 1 | 3 | 1 | 1 | 2 | 0 | 0 | 1 | 5 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.667 | 0.750 | 3.000 | 3.750 | 5.0 |
| 9/23/2025 | SD@ | L0 - 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0 |
| 9/21/2025 | STL@ | L1 - 5 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0 |
| 9/20/2025 | STL@ | W3 - 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.000 | 0.000 | 0.000 | 0.000 | 0.0 |
| 9/19/2025 | STL@ | L1 - 7 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.500 | 0.500 | 1.000 | 1.500 | 1.0 |
| 9/14/2025 | STL | L2 - 3 | 3 | 1 | 1 | 1 | 0 | 0 | 1 | 4 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.333 | 0.500 | 2.000 | 2.500 | 4.0 |
| 9/10/2025 | TEX@ | L3 - 6 | 4 | 2 | 0 | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.500 | 0.500 | 2.000 | 2.500 | 2.0 |
| 9/7/2025 | PIT@ | W10 - 2 | 4 | 1 | 1 | 1 | 1 | 0 | 0 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.250 | 0.400 | 2.000 | 2.400 | 2.0 |
| | | | 28 | 8 | 5 | 10 | 1 | 0 | 3 | 20 | 5 | 0 | 0 | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0.325 | 0.390 | 1.400 | 1.790 | 20.0 |
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| D. Jansen | C | MIL | 11/3/2025 | Reaches free agency |
| D. Jansen | C | MIL | 7/28/2025 | Bound for Milwaukee. |
| D. Jansen | C | MIL | 12/6/2024 | Nets one-year deal with Tampa Bay. |
| D. Jansen | C | MIL | 7/27/2024 | Shipped to Boston. |
| D. Jansen | C | MIL | 7/4/2024 | Activated from paternity leave. |
| D. Jansen | C | MIL | 7/1/2024 | Goes on paternity leave. |
| D. Jansen | C | MIL | 4/15/2024 | Returns from injured list. |
| D. Jansen | C | MIL | 3/28/2024 | Lands on IL. |
| D. Jansen | C | MIL | 1/11/2024 | Avoids arbitration with Toronto. |
| D. Jansen | C | MIL | 9/2/2023 | Placed on IL. |
Stars of the month
| | | | |
| March 28, 2025 | D. Jansen | MIL | C | NA |
| March 31, 2025 | D. Jansen | MIL | C | NA |
| April 04, 2025 | D. Jansen | MIL | C | NA |
| April 05, 2025 | D. Jansen | MIL | C | NA |
| April 09, 2025 | D. Jansen | MIL | C | 3rd star |
| April 12, 2025 | D. Jansen | MIL | C | 3rd star |
| April 13, 2025 | D. Jansen | MIL | C | NA |
| April 16, 2025 | D. Jansen | MIL | C | Rookie star |
| April 17, 2025 | D. Jansen | MIL | C | 3rd star |
| April 18, 2025 | D. Jansen | MIL | C | Rookie star |
| April 20, 2025 | D. Jansen | MIL | C | NA |
| April 24, 2025 | D. Jansen | MIL | C | 3rd star |
| April 26, 2025 | D. Jansen | MIL | C | Rookie star |
| April 29, 2025 | D. Jansen | MIL | C | NA |
| April 30, 2025 | D. Jansen | MIL | C | NA |
| May 02, 2025 | D. Jansen | MIL | C | 3rd star |
| May 07, 2025 | D. Jansen | MIL | C | 3rd star |
| May 08, 2025 | D. Jansen | MIL | C | 3rd star |
| May 09, 2025 | D. Jansen | MIL | C | NA |
| May 11, 2025 | D. Jansen | MIL | C | NA |
| May 13, 2025 | D. Jansen | MIL | C | 3rd star |
| May 19, 2025 | D. Jansen | MIL | C | NA |
| May 20, 2025 | D. Jansen | MIL | C | 3rd star |
| May 28, 2025 | D. Jansen | MIL | C | 3rd star |
| May 30, 2025 | D. Jansen | MIL | C | 3rd star |
| June 05, 2025 | D. Jansen | MIL | C | NA |
| June 07, 2025 | D. Jansen | MIL | C | NA |
| June 09, 2025 | D. Jansen | MIL | C | NA |
| June 10, 2025 | D. Jansen | MIL | C | 3rd star |
| June 15, 2025 | D. Jansen | MIL | C | 3rd star |
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Stars of the week
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| March 28, 2025 | D. Jansen | MIL | C | NA |
| March 29, 2025 | D. Jansen | MIL | C | 2nd star |
| March 31, 2025 | D. Jansen | MIL | C | 2nd star |
| April 01, 2025 | D. Jansen | MIL | C | 2nd star |
| April 04, 2025 | D. Jansen | MIL | C | 2nd star |
| April 05, 2025 | D. Jansen | MIL | C | NA |
| April 08, 2025 | D. Jansen | MIL | C | 2nd star |
| April 09, 2025 | D. Jansen | MIL | C | 2nd star |
| April 11, 2025 | D. Jansen | MIL | C | NA |
| April 13, 2025 | D. Jansen | MIL | C | 2nd star |
| April 14, 2025 | D. Jansen | MIL | C | 2nd star |
| April 16, 2025 | D. Jansen | MIL | C | NA |
| April 18, 2025 | D. Jansen | MIL | C | NA |
| April 20, 2025 | D. Jansen | MIL | C | 2nd star |
| April 23, 2025 | D. Jansen | MIL | C | 2nd star |
| April 24, 2025 | D. Jansen | MIL | C | 2nd star |
| April 26, 2025 | D. Jansen | MIL | C | NA |
| April 27, 2025 | D. Jansen | MIL | C | 2nd star |
| April 30, 2025 | D. Jansen | MIL | C | NA |
| May 02, 2025 | D. Jansen | MIL | C | 2nd star |
| May 03, 2025 | D. Jansen | MIL | C | 2nd star |
| May 07, 2025 | D. Jansen | MIL | C | 2nd star |
| May 08, 2025 | D. Jansen | MIL | C | 2nd star |
| May 09, 2025 | D. Jansen | MIL | C | NA |
| May 11, 2025 | D. Jansen | MIL | C | 2nd star |
| May 13, 2025 | D. Jansen | MIL | C | 2nd star |
| May 14, 2025 | D. Jansen | MIL | C | 2nd star |
| May 15, 2025 | D. Jansen | MIL | C | 2nd star |
| May 17, 2025 | D. Jansen | MIL | C | 2nd star |
| May 19, 2025 | D. Jansen | MIL | C | NA |
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