Ryan Zeferjahn
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A player page shows one box score, because a hitter and a pitcher share almost no column — which half you get follows the one he appears in. Every rate is built from summed counts, so a batting average is hits over at bats across whatever window you picked rather than an average of nightly averages. Pitchers rank against starters or relievers, which is the split the sport itself draws. A dash means no number for that cell, or a zero in a roster column that counts.
Ryan Zeferjahn
Pitcher2025 · Regular Season
For contextRyan Zeferjahn ranks 17th of 288 relief pitchers in wins, at 6.
94th beats 94% of the Relief Pitchers; 1 is the best of however many the row says. Higher is always better, whichever way the stat runs. Red to green by where the placing sits. A stat with no better end is left unpainted.
Cardsall 4 shown▶
Playing TimeDefensevs Relief Pitchers▶
ResultsDefensevs Relief Pitchers▶
CommandDefensevs Relief Pitchers▶
ReliefDefensevs Relief Pitchers▶
Game log62 games
| Date | Opp | IP | W | L | SV | H | HR | K | BB | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 28, 2025 |  HOU | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0.00 | 2.00 |
| Sep 25, 2025 |  KC | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 9.00 | 3.00 |
| Sep 23, 2025 | KC | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| Sep 5, 2025 |  ATH | 0.2 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 13.50 | 4.50 |
| Sep 4, 2025 | @KC | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 9.00 | 1.00 |
| Sep 1, 2025 | @HOU | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0.00 | 1.00 |
| Aug 29, 2025 | @HOU | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 9.00 | 2.00 |
| Aug 26, 2025 | @ TEX | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| Aug 24, 2025 |  CHC | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| Aug 23, 2025 | CHC | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0.00 | 1.00 |
| Aug 19, 2025 |  CIN | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| Aug 16, 2025 | @ATH | 2 | 0 | 0 | 0 | 2 | 1 | 3 | 1 | 4.50 | 1.50 |
| Aug 13, 2025 |  LAD | 1.1 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0.00 | 1.50 |
| Aug 12, 2025 | LAD | 0.1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 3.00 |
| Aug 9, 2025 | @ DET | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0.00 | 2.00 |
| Aug 6, 2025 |  TB | 1 | 0 | 1 | 0 | 1 | 1 | 2 | 0 | 9.00 | 1.00 |
| Aug 4, 2025 | TB | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0.00 | 1.00 |
| Aug 2, 2025 |  CWS | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| July 28, 2025 | TEX | 1.1 | 0 | 0 | 0 | 2 | 0 | 3 | 0 | 6.75 | 1.50 |
| July 25, 2025 |  SEA | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 1.00 |
| July 22, 2025 | @ NYM | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0.00 | 1.00 |
| July 18, 2025 | @ PHI | 1 | 0 | 0 | 0 | 1 | 1 | 2 | 0 | 9.00 | 1.00 |
| July 12, 2025 |  ARI | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| July 9, 2025 | TEX | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 1.00 |
| July 5, 2025 | @ TOR | 1.2 | 0 | 1 | 0 | 2 | 0 | 2 | 2 | 0.00 | 2.40 |
| July 2, 2025 | @ ATL | 0 | 0 | 1 | 0 | 4 | 2 | 0 | 2 | — | — |
| June 29, 2025 |  WSH | 0.2 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 13.50 | 3.00 |
| June 28, 2025 | WSH | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 9.00 | 2.00 |
| June 25, 2025 |  BOS | 2 | 0 | 0 | 1 | 0 | 0 | 2 | 1 | 0.00 | 0.50 |
| June 23, 2025 | BOS | 1 | 0 | 0 | 0 | 1 | 1 | 3 | 0 | 9.00 | 1.00 |
| June 18, 2025 | @ NYY | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 3.00 |
| June 17, 2025 | @NYY | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| June 16, 2025 | @NYY | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| June 11, 2025 | ATH | 0.2 | 0 | 0 | 0 | 2 | 1 | 1 | 1 | 27.00 | 4.50 |
| June 9, 2025 | ATH | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| June 7, 2025 | SEA | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0.00 | 1.00 |
| June 6, 2025 | SEA | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| June 2, 2025 | @BOS | 1 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| May 31, 2025 | @ CLE | 0.2 | 0 | 1 | 0 | 3 | 1 | 0 | 1 | 40.50 | 6.00 |
| May 30, 2025 | @CLE | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0.00 | 2.00 |
| May 28, 2025 | NYY | 1 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 0.00 | 1.00 |
| May 22, 2025 | @ATH | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0.00 | 2.00 |
| May 21, 2025 | @ATH | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0.00 | 1.00 |
| May 19, 2025 | @ATH | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 1.00 |
| May 17, 2025 | @LAD | 0.2 | 0 | 0 | 0 | 3 | 0 | 1 | 1 | 13.50 | 6.00 |
| May 16, 2025 | @LAD | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 9.00 | 2.00 |
| May 13, 2025 | @ SD | 0.2 | 0 | 0 | 0 | 1 | 0 | 1 | 3 | 27.00 | 6.00 |
| May 10, 2025 |  BAL | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| May 7, 2025 | TOR | 1 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 0.00 | 2.00 |
| May 2, 2025 | DET | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| May 1, 2025 | DET | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 9.00 | 1.00 |
| April 27, 2025 | @ MIN | 1 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 9.00 | 2.00 |
| April 24, 2025 |  PIT | 1 | 1 | 0 | 0 | 1 | 0 | 2 | 0 | 0.00 | 1.00 |
| April 18, 2025 |  SF | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0.00 | 1.00 |
| April 17, 2025 | @TEX | 1 | 0 | 0 | 0 | 1 | 1 | 3 | 0 | 9.00 | 1.00 |
| April 12, 2025 | @HOU | 1 | 0 | 0 | 0 | 1 | 1 | 2 | 0 | 9.00 | 1.00 |
| April 8, 2025 | @TB | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0.00 | 0.00 |
| April 6, 2025 | CLE | 1 | 1 | 0 | 0 | 1 | 0 | 3 | 0 | 0.00 | 1.00 |
| April 4, 2025 | CLE | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 27.00 | 3.00 |
| April 1, 2025 | @ STL | 0.2 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0.00 | 0.00 |
| March 31, 2025 | @STL | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| March 30, 2025 | @CWS | 0.1 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0.00 | 6.00 |
| Season | G | GS | IP | W | L | SV | ERA | WHIP | H | HR | K | BB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 65 | 0 | 64.1 | 4 | 4 | 7 | 4.20 | 1.38 | 49 | 7 | 94 | 40 |
| 2025 | 62 | 1 | 57 | 6 | 5 | 2 | 4.74 | 1.47 | 49 | 12 | 73 | 35 |
| 2024 | 12 | 0 | 17 | 0 | 0 | 0 | 2.12 | 0.76 | 7 | 0 | 18 | 6 |
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