Ryan Zeferjahn #56
Chicago Cubs
- P
- B/T: R/R
- 6' 5"/209
- Age: 28
- Ryan Joseph Zeferjahn
- Status: Active
- Born: 2/28/1998 in Topeka, KS
- Draft: 2019, Boston Red Sox, Round: 3, Overall Pick: 107
- College: Kansas
- MLB Debut: 8/25/2024
2026 Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 55 | 4-4 | 3.98 | 61.0 | 84 | 1.26 |
2023 Stats
| AB | AVG | HR | RBI | SB | OPS |
|---|---|---|---|---|---|
| 0 | .000 | 0 | 0 | 0 | .000 |
MiLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 128 | 8-17 | 4.82 | 241.0 | 301 | 1.43 |
MLB Career Stats
| G | W-L | ERA | IP | SO | WHIP |
|---|---|---|---|---|---|
| 129 | 10-9 | 4.07 | 135.0 | 175 | 1.29 |
MiLB Career Stats
| AB | AVG | HR | RBI | SB | OPS |
|---|---|---|---|---|---|
| 0 | .000 | 0 | 0 | 0 | .000 |
| Year | AB | R | H | HR | RBI | SB | AVG | OBP | OPS |
|---|---|---|---|---|---|---|---|---|---|
| 2023 MiLB Stats | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 |
| MiLB Career Stats | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 |
| Year | W | L | ERA | G | GS | SV | IP | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|
| 2026 MLB Stats | 4 | 4 | 3.98 | 55 | 0 | 4 | 61.0 | 84 | 1.26 |
| MiLB Career Stats | 8 | 17 | 4.82 | 128 | 35 | 10 | 241.0 | 301 | 1.43 |
| MLB Career Stats | 10 | 9 | 4.07 | 129 | 1 | 6 | 135.0 | 175 | 1.29 |
- Next CHC Game: 8-31 vs MIL
Splits
| Duration | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Last 7 Games | 0 | 1 | 6.75 | 7 | 0 | 0 | 6.2 | 9 | 5 | 4 | 5 | 1.95 |
| Last 15 Games | 0 | 1 | 5.79 | 10 | 0 | 0 | 9.1 | 11 | 6 | 4 | 9 | 1.61 |
| Last 30 Games | - | - | --- | - | - | - | --- | - | - | - | - | --- |
| Last 3 Games | W | L | SV | IP | H | ER | BB | SO |
|---|---|---|---|---|---|---|---|---|
| 8/29 vs CIN | 0 | 0 | 0 | 1.1 | 0 | 0 | 0 | 2 |
| 8/26 @ AZ | 0 | 0 | 0 | 1.0 | 2 | 1 | 0 | 0 |
| 8/24 @ AZ | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 |
2026 :
RP
(55)
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Latest Transactions
| Team | Date | Transaction |
|---|---|---|
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August 4, 2026 | Chicago Cubs activated RHP Ryan Zeferjahn. |
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August 3, 2026 | RHP Ryan Zeferjahn roster status changed by Chicago Cubs. |
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August 3, 2026 | Los Angeles Angels traded RHP Ryan Zeferjahn to Chicago Cubs for C Moisés Ballesteros and RHP Mason McGwire. |
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April 16, 2026 | RHP Ryan Zeferjahn changed number to 56. |
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April 15, 2026 | RHP Ryan Zeferjahn changed number to 42. |
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September 23, 2025 | Los Angeles Angels activated RHP Ryan Zeferjahn from the 15-day injured list. |
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September 6, 2025 | Los Angeles Angels placed RHP Ryan Zeferjahn on the 15-day injured list. Right knee tendinitis. |
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April 16, 2025 | RHP Ryan Zeferjahn changed number to 56. |
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April 15, 2025 | RHP Ryan Zeferjahn changed number to 42. |
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August 23, 2024 | Los Angeles Angels selected the contract of RHP Ryan Zeferjahn from Salt Lake Bees. |
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July 31, 2024 | Salt Lake Bees activated RHP Ryan Zeferjahn. |
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July 30, 2024 | RHP Ryan Zeferjahn assigned to Salt Lake Bees. |
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July 30, 2024 | Los Angeles Angels traded RHP Luis GarcÃa to Boston Red Sox for SS Matthew Lugo, 1B Niko Kavadas, RHP Ryan Zeferjahn and RHP Yeferson Vargas. |
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July 5, 2024 | Worcester Red Sox activated RHP Ryan Zeferjahn. |
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June 26, 2024 | Worcester Red Sox transferred RHP Ryan Zeferjahn to the Development List. |
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May 7, 2024 | RHP Ryan Zeferjahn assigned to Worcester Red Sox from Portland Sea Dogs. |
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February 24, 2024 | RHP Ryan Zeferjahn assigned to Boston Red Sox. |
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February 24, 2024 | RHP Ryan Zeferjahn roster status changed by Boston Red Sox. |
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May 9, 2023 | Portland Sea Dogs activated RHP Ryan Zeferjahn from the 7-day injured list. |
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May 3, 2023 | Portland Sea Dogs sent RHP Ryan Zeferjahn on a rehab assignment to Salem Red Sox. |
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April 6, 2023 | Portland Sea Dogs placed RHP Ryan Zeferjahn on the 7-day injured list. |
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February 25, 2023 | RHP Ryan Zeferjahn assigned to Boston Red Sox. |
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February 25, 2023 | RHP Ryan Zeferjahn roster status changed by Boston Red Sox. |
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September 16, 2022 | Scottsdale Scorpions activated RHP Ryan Zeferjahn. |
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September 16, 2022 | Scottsdale Scorpions activated RHP Ryan Zeferjahn. |
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August 30, 2022 | RHP Ryan Zeferjahn assigned to Portland Sea Dogs from Greenville Drive. |
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April 5, 2022 | RHP Ryan Zeferjahn assigned to Greenville Drive from FCL Red Sox. |
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July 14, 2021 | RHP Ryan Zeferjahn assigned to FCL Red Sox from Salem Red Sox. |
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May 4, 2021 | RHP Ryan Zeferjahn assigned to Salem Red Sox from Red Sox Organization. |
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February 12, 2021 | RHP Ryan Zeferjahn assigned to Red Sox Organization. |
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February 12, 2021 | RHP Ryan Zeferjahn assigned to Red Sox Organization. |
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June 13, 2019 | RHP Ryan Zeferjahn assigned to Lowell Spinners. |
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June 13, 2019 | RHP Ryan Zeferjahn assigned to Lowell Spinners. |
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June 12, 2019 | Boston Red Sox signed RHP Ryan Zeferjahn. |
+ Show More Transactions
League Rankings
Hit By Pitch
| HBP | ||
|---|---|---|
| 2026 | 9 | in |
| 2026 | 1 | in NL |
| 2026 | 8 | in AL |