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    Geoff Hartlieb

    GeoffHartlieb

    Athletics
    • Athletics
    • #31
    • Relief Pitcher
    • HT/WT
      1.96 m, 108 kg
    • Birthdate
      9/12/1993 (32)
    • BAT/THR
      Right/Right
    • Birthplace
      Highland, IL
    • Status
      Active

    2025 season stats

    • SV
      0
      150+
    • ERA
      21.60
    • K
      5
      150+
    • WHIP
      4.20
    • Overview
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    SV

    • 1

    K

    • 3

    ERA

    • 22.09

    WHIP

    • 3.55

    Career Pitching

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    Career
    GPGSCGSHOIPHRERHRBBK
    6800082.21017673136181
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    Racing Positions

      • Rays top prospect Williams to start at shortstop
        • 20m
        Rays top prospect Williams to start at shortstop
        • Fantasy baseball forecaster: Team hitting ratings
          • 1h
          • Tristan H. Cockcroft
          Los Angeles Dodgers first baseman Freddie Freeman (5) rounds third base to score in the third inning against the Los Angeles Angels at Dodger Stadium.
          • Fantasy baseball forecaster: Pitcher projections for the next 10 days
            • 1h
            • Tristan H. Cockcroft
            Philadelphia Phillies starting pitcher Cristopher Sánchez (61) flips the ball to first base in the first inning New York Mets at Citi Field.
            • Marlins' two-foot 'Machete' leads 2026 new ballpark foods
              • 1h
              • Anthony Gharib
              Marlins' two-foot 'Machete' leads 2026 new ballpark foods
              • MLB.TV on ESPN: Subscription cost, game coverage, more facts
                • 3h
                • ESPN
                MLB.TV on ESPN: Subscription cost, game coverage, more facts
                • Robot umps in MLB? What to know about new balls-and-strikes challenge system
                  • 2h
                  • Jesse Rogers
                  Robot umps in MLB? What to know about new balls-and-strikes challenge system
                  • MLB season preview: Rankings, playoff odds for all 30 teams as baseball returns
                    • 17m
                    • ESPN
                    Vladimir Guerrero Jr., Aaron Judge, Shohei Ohtani & Kyle Schwarber
                    • Dodgers' Sasaki struggles again in spring start
                      • 12h
                      Dodgers' Sasaki struggles again in spring start
                      • Texas rookie gets mound visit, told he made team
                        • 12h
                        Texas rookie gets mound visit, told he made team
                        • Sources: Cubs, Crow-Armstrong finalizing deal
                          • 13h
                          • Jeff Passan
                          Sources: Cubs, Crow-Armstrong finalizing deal

                        MLB News

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                        Fantasy baseball forecaster: Team hitting ratings

                        Stay ahead of the game and optimize your fantasy baseball hitters with our forecaster, which provides a rolling 10-day outlook of every team's hitting matchups as well as the potential for stolen bases.
                        Fantasy baseball forecaster: Pitcher projections for the next 10 days

                        Fantasy baseball forecaster: Pitcher projections for the next 10 days

                        Keep up to date on who is pitching -- and how well they're expected to do -- with our forecaster, which provides a rolling 10-day outlook of every team's probable starting pitchers with game score projections.
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                        MLB.TV on ESPN: Subscription cost, game coverage, more facts

                        MLB.TV on ESPN: Subscription cost, game coverage, more facts

                        ESPN is the home of MLB.TV! Learn how to sign up for a subscription, watch your favorite games and take full advantage of this exciting product now.
                        How does ABS work? What automated ball-strike rule means for MLB

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                        MLB 2026 season preview: Rankings, every team's playoff odds

                        MLB 2026 season preview: Rankings, every team's playoff odds

                        Whether your club enters Opening Day as the team to beat or hoping to be 2026's biggest surprise, we've got you covered.
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