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Kenley Jansen BOS RP R 

Born: 09/30/1987 Age: 36

FanGraphs Player Page

2024 OPL OPL Player Page

Signed By

7th Inning Streakers for $35

On MLB 40-man: YES
Acquired: Free Agent (ATL) Dec'22

Sat 6/01 Sun 6/02 Mon 6/03
DET 4:10 PM EDT DET 1:35 PM EDT ---

Positions
RP
2025 Projected Positions
RP

All Leagues
Average $10.95 Median $10.00
Old School (5x5)
Average $18.46 Median $19.00

All Leagues
Average $9.80 Median $8.00
Old School (5x5)
Average $15.50 Median $16.00

Roster%
99.38%
Change
7Day 0.31%
30Day 0%

2024 OPL 2024 OPL Round 2
OPL Roster%
5.88%
OPL Average Salary
$10.30


May 26, 2024 8:53 PM : Jansen pitched a flawless ninth inning and picked up the save Sunday against Milwaukee. He struck out two.
Analysis: Jansen notched his ninth save of the season, preserving a 2-1 Boston lead in the ninth inning. The right-hander continues to have a firm grip on the Boston closer role, as no other Boston reliever has registered more than two saves this season. The 36-year-old veteran is now 9-for-10 in save chances this season with a 3.06 ERA.

MLB Stats

Pitching

YearTeamGGSIP WINS SV K ERA WHIP
2010LAD25027.014410.666671.00000
2011LAD51053.225962.850931.04348
2012LAD65065.0525992.353850.84615
2013LAD75076.24281111.878260.86087
2014LAD68065.12441012.755101.13265
2015LAD54052.1236802.407640.78344
2016LAD71068.23471041.834950.66990
2017LAD65068.15411091.317070.74634
2018LAD69071.2138823.013950.99070
2019LAD62063.0533803.714291.06349
2020LAD27024.1311333.328771.15069
2021LAD69069.0438862.217391.04348
2022ATL65064.0541853.375001.04688
2023BOS51044.2329523.626871.27612
2024BOS18017.219233.056601.24528

MILB Stats

Pitching

YearTeamGGSIP WINS SV K ERA WHIP
2009LAD (A+)12011.200194.628572.14286
2010LAD (A+)11018.010281.500001.16667
2010LAD (AA)22027.048501.666671.14815
2011LAD (A+)222.00040.000000.00000
2011LAD (AA)506.00094.500000.83333
2015LAD (A+)655.10085.062501.31250

Recent Games

Last 10 MLB Games

DateTeamOpponentGSWinSaveHoldIPTBF RERHKBBHBPHR
May 26, 2024 BOS MIL 0 0 1 0 1.0 3 0 0 0 2 0 0 0
May 21, 2024 BOS @TBR 0 0 1 0 1.0 4 0 0 1 0 0 0 0
May 16, 2024 BOS TBR 0 0 0 0 1.0 6 2 2 2 2 1 0 0
May 14, 2024 BOS TBR 0 0 0 0 1.0 3 0 0 1 0 0 0 0
May 12, 2024 BOS WSN 0 0 1 0 1.0 3 0 0 1 0 0 0 0
May 11, 2024 BOS WSN 0 0 1 0 1.0 3 0 0 0 2 0 0 0
May 10, 2024 BOS WSN 0 0 0 0 1.0 6 2 2 2 3 1 0 0
May 5, 2024 BOS @MIN 0 0 0 0 1.0 5 0 0 1 0 0 0 0
Apr 28, 2024 BOS CHC 0 1 0 0 1.0 3 0 0 0 1 0 0 0
Apr 25, 2024 BOS @CLE 0 0 0 0 1.0 3 0 0 0 1 0 0 0
Totals 0 1 4 0 10.0 39 4 4 8 11 2 0 0

Avg Salary & Roster%

Last 30 days

2025 Position Eligibility Progress

To gain eligibility, a player must have 5 GS or 10 G at a position in the majors, or 20 G at a position in the minors.

Transaction History

Date Transaction Type Team Salary
April 1, 2017 6:48 PM add 7th Inning Streakers $21
October 7, 2017 1:50 AM increase 7th Inning Streakers $23
October 12, 2018 12:44 PM increase 7th Inning Streakers $25
October 4, 2019 4:42 PM increase 7th Inning Streakers $27
September 30, 2020 5:55 PM increase 7th Inning Streakers $29
October 9, 2021 3:26 AM increase 7th Inning Streakers $31
October 14, 2022 12:56 AM increase 7th Inning Streakers $33
October 12, 2023 10:46 AM increase 7th Inning Streakers $35

Recent Trades for Kenley Jansen in Old School (5x5)

Date Proposing Team Proposing Team Gives Accepting Team Accepting Team Gives
May 23, 2024 6:38 AM Prognosis Negative Noelvi Marte CIN SS/3B R $7 SUSP
Anthony Volpe NYY SS R $6 
Matt McLain CIN 2B/SS R $4 60IL
Aidan Miller PHI A SS R $1
 Kings of Crash Kenley Jansen BOS RP R $23 
Corbin Burnes BAL SP R $35 
Jose Caballero TBR 2B/SS R $1 
$44 loan
May 20, 2024 12:44 PM The Mad Batters Dustin May LAD SP R $11 60IL
Clarke Schmidt NYY SP R $3 15IL 
 Mr. McGibblets Kenley Jansen BOS RP R $19 
May 19, 2024 6:30 PM THE ⚾️ GAME !! Mike Trout LAA OF R $22 10IL 
Ke'Bryan Hayes PIT 3B R $14 
Garrett Mitchell MIL OF L $5 60IL
 On a Roll 🧻 Kenley Jansen BOS RP R $16 
Bo Bichette TOR SS R $34 
Pete Crow-Armstrong CHC OF L $5 
$14 loan
May 12, 2024 11:36 AM Seka Kenley Jansen BOS RP R $20 
Yennier Cano BAL RP R $5
Yoshinobu Yamamoto LAD SP R $36 
$29 loan 		Pargo Blanco Jesus Luzardo MIA SP L $12 
Kutter Crawford BOS SP/RP R $12 
Dustin May LAD SP R $2 60IL
Tanner Bibee CLE SP R $6 
May 6, 2024 8:54 AM Quad A's Charlie Morton ATL SP R $9 
Kenley Jansen BOS RP R $23 
Christian Yelich MIL OF L $25 
Jose Berrios TOR SP R $14 
Kyle Schwarber PHI OF L $24 
$99 loan 		Stolen Bases Jack Leiter TEX AAA SP/RP R $3
James Wood WSN AAA OF L $4
Mason Black SFG AAA SP/RP R $2
May 4, 2024 1:13 PM SlamalamaDINGDONG Nelson Velazquez KCR OF R $1 
River Ryan LAD AAA SP R $1
Robby Snelling SDP AA SP L $2
Max Clark DET A OF L $1
Dylan Crews WSN AA OF R $10
Walker Jenkins MIN CPX Util L $2
 Dirtbags - Kenley Jansen BOS RP R $21 
Aaron Nola PHI SP R $36 
Kyle Tucker HOU OF L $48 
$90 loan
May 3, 2024 11:10 PM Basevols Kenley Jansen BOS RP R $11 
Ketel Marte ARI 2B S $18 
 Cream Team DS Austin Riley ATL 3B R $35 
May 1, 2024 5:17 PM Dirtbags 2023 Kenley Jansen BOS RP R $18 
Max Fried ATL SP L $22 
$14 loan 		Load Management Lane Thomas WSN OF R $5 
Eury Perez MIA SP R $5 60IL
Matt McLain CIN 2B/SS R $16 60IL
April 19, 2024 9:15 AM WTF Kenley Jansen BOS RP R $18 
 Trash Can Bangers Sean Murphy ATL C R $7 
Drew Rasmussen TBR SP R $2 60IL
Andrew Abbott CIN SP L $8 
April 14, 2024 5:23 PM Pine Tar Kenley Jansen BOS RP R $10 
 Diamond Dogs Josh Naylor CLE 1B L $17