ESPN
    • Football
    • NBA
    • NFL
    • MLB
    • Cricket
    • Boxing
    • Rugby
    • More Sports
    • Fantasy
    • Search
    Seattle Mariners
    Jackson Kowar

    JacksonKowar

    Seattle Mariners
    • Seattle Mariners
    • #37
    • Relief Pitcher
    • HT/WT
      1.96 m, 90 kg
    • Birthdate
      4/10/1996 (29)
    • BAT/THR
      Right/Right
    • Birthplace
      Weddington, NC
    • Status
      OUT

    2025 season stats

    • SV
      0
      150+
    • ERA
      4.24
    • K
      15
      150+
    • WHIP
      1.24
    • Overview
    • News
    • Stats
    • Bio
    • Splits
    • Game Log
    • Bat vs Pitch

    Switch Player

    • Jackson Kowar
      Jackson Kowar
      #37
    • Blas Castano
      Blas Castano
      #62
    • Luis Castillo
      Luis Castillo
      #58
    • Logan Evans
      Logan Evans
      #73
    • Logan Gilbert
      Logan Gilbert
      #36
    • Domingo Gonzalez
      Domingo Gonzalez
      #73
    • Emerson Hancock
      Emerson Hancock
      #26
    • George Kirby
      George Kirby
      #68
    • Bryce Miller
      Bryce Miller
      #50
    • Bryan Woo
      Bryan Woo
      #22
    • Eduard Bazardo
      Eduard Bazardo
      #83
    • Matt Brash
      Matt Brash
      #47
    • Jhonathan Diaz
      Jhonathan Diaz
      #74
    • Jose Ferrer
      Jose Ferrer
      #47
    • Casey Legumina
      Casey Legumina
      #64
    • Ryan Loutos
      Ryan Loutos
      #52
    • Andres Munoz
      Andres Munoz
      #75
    • Gabe Speier
      Gabe Speier
      #55
    • Troy Taylor
      Troy Taylor
      #59
    • Carlos Vargas
      Carlos Vargas
      #54
    • Cole Wilcox
      Cole Wilcox
      #73
    Full Roster

    Mariners Quick Links

    Stats
    Schedule
    Depth Chart

    MLB Quick Links

    Scores
    Standings
    Schedule

    Status

    OUT
    15 days agoThe Mariners recalled Kowar from Triple-A Tacoma and placed him on the 15-day injured list Wednesday with a right shoulder impingement, retroactive to Aug. 19.
    Data Provided by Rotowire

    2025 Pitching

    See All
    Stats
    Regular Season
    Career
    GPGSCGSHOIPHRERHRBBK
    1500017.014884715
    5480091.01188783195890

    Recent Games

    See All
    DateOPPResultGSCGSHOIPHRERHRBBK
    Mon 8/18@PHIPHI
    L
    12-7
    0001.0211021
    Mon 8/18vsNYMNYM
    L
    7-3
    0001.0100012
    Sat 8/16@NYMNYM
    W
    11-9
    0000.1333101
    Thu 8/14@BALBAL
    L
    5-3
    0001.0000001
    Thu 8/7vsCHWCHW
    W
    4-3 F/11
    0001.0000000
    Latest News
    See All

    Racing Positions

      • Royals option RHP Kowar, 2 others to Triple-A
        • 3Y
        Royals option RHP Kowar, 2 others to Triple-A
        • Clayton Kershaw and wife welcome fifth baby, Chloe Peach
          • 9h
          • Anthony Gharib
          Clayton Kershaw and wife welcome fifth baby, Chloe Peach
          • White Sox reach $4.5M deal with lefty Newcomb
            • 10h
            White Sox reach $4.5M deal with lefty Newcomb
            • MLB offseason grades: Pirates add O'Hearn amid busy winter; Mets trade McNeil
              • 11h
              • Bradford Doolittle, David Schoenfield
              Jeff McNeil of the New York Mets celebrates after hitting a two-run homer.
              • Fantasy baseball: White Sox sign Japan's Murakami, Red Sox deal for Contreras
                • 12h
                • Tristan H. Cockcroft, Eric Karabell
                Japan third baseman Munetaka Murakami (55) runs the bases after hitting a home run during the second inning of a World Baseball Classic game.
                • Sources: Pirates, O'Hearn agree to 2-year deal
                  • 12h
                  Sources: Pirates, O'Hearn agree to 2-year deal
                  • MLB free agency tracker: 2025-26 offseason trades, moves
                    • 11h
                    • ESPN
                    MLB free agency tracker: 2025-26 offseason trades, moves
                    • Phillies' Harper commits to Team USA for '26 WBC
                      • 13h
                      Philadelphia Phillies' Bryce Harper hits a RBI-double against the Arizona Diamondbacks during the third inning in Game 1 of the baseball NL Championship Series in Philadelphia, Monday, Oct. 16, 2023.
                      • Royals facing stadium decision as Chiefs to move
                        • 13h
                        Kaufman Stadium
                        • A 12-player blockbuster? Cy Young signings? Ranking the biggest MLB Christmas week moves
                          • 18h
                          • Kiley McDaniel
                          New San Francisco Giants starting pitcher Barry Zito tries on his new jersey for photographers after a press conference formally announcing him to the team.

                        2025 AL West Standings

                        TeamWLPCTGBSTRK
                        Seattle9072.556-L3
                        Houston8775.5373W2
                        Texas8181.5009L2
                        Athletics7686.46914L2
                        Los Angeles7290.44418L2
                        ESPN
                        • Terms of Use
                        • Privacy Policy
                        • Your US State Privacy Rights
                        • Children's Online Privacy Policy
                        • Interest-Based Ads
                        • About Nielsen Measurement
                        • Your Privacy Choices
                        • Contact Us
                        • Disney Ad Sales Site
                        • Work for ESPN
                        • Corrections
                        GAMBLING PROBLEM? CALL 1-800-GAMBLER, (800) 327-5050 or visit gamblinghelplinema.org (MA). Call 877-8-HOPENY/text HOPENY (467369) (NY). Please Gamble Responsibly. 888-789-7777/visit ccpg.org (CT), or visit www.mdgamblinghelp.org (MD). 21+ and present in most states. (18+ DC/KY/NH/WY). Void in ONT/OR/NH. Eligibility restrictions apply. On behalf of Boot Hill Casino & Resort (KS). Terms: sportsbook.draftkings.com/promos.
                        Copyright: © 2025 ESPN Enterprises, Inc. All rights reserved.