KJ
Kenley Jansen
MLB · 2010–present · B/R
Player Info
Bats
B
Throws
R
Height
6'5"
Weight
265 lbs
Born
1987-09-30
Birthplace
Willemstad, Curaçao
Years Active
2010–present
Hall of Fame
—
Career Batting
G
935
H
3
HR
0
RBI
1
SB
0
AVG
.333
Batting Stats by Season
| Year | Team | G | AB | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | LAN | 26 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1.000 |
| 2011 | LAN | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 2012 | LAN | 65 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 2013 | LAN | 75 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 |
| 2014 | LAN | 68 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 |
| 2015 | LAN | 54 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 2016 | LAN | 72 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 2017 | LAN | 65 | 4 | 2 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | .500 |
| 2018 | LAN | 69 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 2019 | LAN | 62 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 |
| 2020 | LAN | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 2021 | LAN | 69 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 |
| 2022 | ATL | 65 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 2023 | BOS | 51 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 2024 | BOS | 54 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — |
| 2025 | LAA | 62 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — |
Pitching Stats by Season
| Year | Team | W | L | G | GS | SV | H | ER | HR | BB | SO | ERA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | LAN | 1 | 0 | 25 | 0 | 4 | 12 | 2 | 0 | 15 | 41 | 0.67 |
| 2011 | LAN | 2 | 1 | 51 | 0 | 5 | 30 | 17 | 3 | 26 | 96 | 2.85 |
| 2012 | LAN | 5 | 3 | 65 | 0 | 25 | 33 | 17 | 6 | 22 | 99 | 2.35 |
| 2013 | LAN | 4 | 3 | 75 | 0 | 28 | 48 | 16 | 6 | 18 | 111 | 1.88 |
| 2014 | LAN | 2 | 3 | 68 | 0 | 44 | 55 | 20 | 5 | 19 | 101 | 2.76 |
| 2015 | LAN | 2 | 1 | 54 | 0 | 36 | 33 | 14 | 6 | 8 | 80 | 2.41 |
| 2016 | LAN | 3 | 2 | 71 | 0 | 47 | 35 | 14 | 4 | 11 | 104 | 1.83 |
| 2017 | LAN | 5 | 0 | 65 | 0 | 41 | 44 | 10 | 5 | 7 | 109 | 1.32 |
| 2018 | LAN | 1 | 5 | 69 | 0 | 38 | 54 | 24 | 13 | 17 | 82 | 3.01 |
| 2019 | LAN | 5 | 3 | 62 | 0 | 33 | 51 | 26 | 9 | 16 | 80 | 3.71 |
| 2020 | LAN | 3 | 1 | 27 | 0 | 11 | 19 | 9 | 2 | 9 | 33 | 3.33 |
| 2021 | LAN | 4 | 4 | 69 | 0 | 38 | 36 | 17 | 4 | 36 | 86 | 2.22 |
| 2022 | ATL | 5 | 2 | 65 | 0 | 41 | 45 | 24 | 8 | 22 | 85 | 3.38 |
| 2023 | BOS | 3 | 6 | 51 | 0 | 29 | 40 | 18 | 5 | 17 | 52 | 3.63 |
| 2024 | BOS | 4 | 2 | 54 | 0 | 27 | 38 | 20 | 4 | 20 | 62 | 3.29 |
| 2025 | LAA | 5 | 4 | 62 | 0 | 29 | 37 | 17 | 8 | 19 | 57 | 2.59 |
Awards
Reliever of the Year Award (2016)
TSN All-Star (2016)
TSN Reliever of the Year (2016)
Reliever of the Month (2017)
Reliever of the Year Award (2017)
TSN All-Star (2017)
TSN Reliever of the Year (2017)
Reliever of the Month (2020)
All-MLB Team - Second Team (2021)
Reliever of the Month (2025)
Kenley Jansen Trading Cards
Card catalog for Kenley Jansen is being built. Check back soon for prices, checklists, and grading data.