All Players › Geoff Hartlieb
Geoff Hartlieb was a Major League Baseball pitcher, born December 9, 1993 in Highland, IL. A right-handed pitcher listed at 6' 5" and 240 pounds, Geoff Hartlieb debuted on May 18, 2019.
Across 76 big-league appearances, Geoff Hartlieb went 2-2 with a 7.69 ERA, 87 strikeouts, and 96.0 innings pitched.
Every one of Geoff's Athletics seasons is listed below. Explore more through the franchise history, the rosters by year, and the full player index.
Career pitching totals across 76 appearances, and the year-by-year line. Figures from the MLB Stats API.
| W | L | ERA | G | GS | SV | IP | SO | BB | WHIP |
|---|---|---|---|---|---|---|---|---|---|
| 2 | 2 | 7.69 | 76 | 0 | 0 | 96.0 | 87 | 70 | 1.96 |
| Year | Team | W | L | ERA | IP | SO |
|---|---|---|---|---|---|---|
| 2019 | Pittsburgh Pirates | 0 | 1 | 9.00 | 35.0 | 38 |
| 2020 | Pittsburgh Pirates | 1 | 0 | 3.63 | 22.1 | 19 |
| 2021 | Pittsburgh Pirates | 0 | 0 | 7.71 | 4.2 | 4 |
| 2021 | New York Mets | 0 | 0 | 14.54 | 4.1 | 5 |
| 2021 | ? | 0 | 0 | 11.00 | 9.0 | 9 |
| 2023 | Miami Marlins | 0 | 0 | 2.25 | 4.0 | 3 |
| 2024 | Colorado Rockies | 0 | 0 | 9.00 | 9.0 | 7 |
| 2025 | New York Yankees | 0 | 0 | 40.50 | 1.1 | 4 |
| 2025 | Detroit Tigers | 0 | 0 | 9.00 | 2.0 | 1 |
| 2025 | ? | 0 | 0 | 21.60 | 3.1 | 5 |
| 2026 | Athletics | 1 | 1 | 6.08 | 13.1 | 6 |
With the Athletics franchise, Geoff Hartlieb appears across the 2026 season (Athletics).
In an Athletics uniform, Geoff Hartlieb pitched in 8 games with 6 strikeouts. Every A's season is captured on the franchise rosters below.
Geoff Hartlieb is part of the active Athletics era (2026), the roster carrying the franchise through Sacramento toward its future home in Las Vegas. Fans following the relocation can track the current squad on the 2026 roster.
Players who shared a franchise roster with Geoff Hartlieb.
Built from franchise roster data (MLB Stats API). LV Athletics is an independent fan site and is not affiliated with the Athletics or Major League Baseball.