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    St. Louis Cardinals
    Riley O'Brien

    RileyO'Brien

    St. Louis Cardinals
    • St. Louis Cardinals
    • #55
    • Relief Pitcher
    • HT/WT
      6' 4", 180 lbs
    • Birthdate
      2/6/1995 (30)
    • BAT/THR
      Right/Right
    • Birthplace
      Seattle, WA
    • Status
      Active

    2025 season stats

    • SV
      6
      Tied-47th
    • ERA
      2.06
    • K
      45
      150+
    • WHIP
      1.15
    • Overview
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      Riley O'Brien
      #55
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      #64
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      #65
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      #59
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      Chris Roycroft
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      Matt Svanson
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      Ryan Tepera
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    Full Roster

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    2025 Pitching

    See All
    Stats
    Regular Season
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    GPGSCGSHOIPHRERHRBBK
    4200048.033131122245
    5210058.149252363459

    Recent Games

    See All
    DateOPPResultGSCGSHOIPHRERHRBBK
    Sun 9/28@CHCCHC
    L
    2-0
    0001.0100002
    Wed 9/24@SFSF
    L
    4-3
    0001.0211010
    Tue 9/23@SFSF
    W
    9-8
    0000.1000001
    Sun 9/21vsMILMIL
    W
    5-1
    0001.0000000
    Sat 9/20vsMILMIL
    L
    3-2 F/10
    0001.1000011
    Latest News
    See All

    Racing Positions

      • Cards option Fernandez to Triple-A amid struggles
        • 9M
        Cards option Fernandez to Triple-A amid struggles
        • Cardinals fill up 40-man roster, add Young, O'Brien
          • 2Y
          Cardinals fill up 40-man roster, add Young, O'Brien
          • Fantasy baseball: Alex Bregman lands with Cubs, likely to hit in heart of order
            • 4h
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            Alex Bregman
            • MLB offseason grades: Cubs nab Bregman on five-year deal
              • 13h
              • Bradford Doolittle, David Schoenfield
              Alex Bregman
              • Sources: Bregman to Cubs on 5-year, $175M deal
                • 1h
                • Jeff Passan
                Boston Red Sox's Alex Bregman celebrates his home run during the seventh inning of a baseball game against the Tampa Bay Rays, Tuesday, April 15, 2025, in Tampa, Fla.
                • MLB free agency tracker: 2025-26 offseason trades, moves
                  • 15h
                  • ESPN
                  MLB free agency tracker: 2025-26 offseason trades, moves
                  • Sources: Yankees-Bellinger talks at an impasse
                    • 7h
                    • Buster Olney
                    Sources: Yankees-Bellinger talks at an impasse
                    • Braves bring back reliever Kinley on $3M contract
                      • 1d
                      Braves bring back reliever Kinley on $3M contract
                      • Rockies acquire McCarthy in trade with D-backs
                        • 1d
                        Rockies acquire McCarthy in trade with D-backs
                        • Kepler banned 80 games by MLB for failed test
                          • 2d
                          • Alden Gonzalez
                          Kepler banned 80 games by MLB for failed test

                        2025 NL Cent Standings

                        TeamWLPCTGBSTRK
                        Milwaukee9765.599-W1
                        Chicago Cubs9270.5685W3
                        Cincinnati8379.51214L1
                        St. Louis7884.48119L4
                        Pittsburgh7191.43826L1
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