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 |
|---|---|---|---|---|---|
| 63 | 4-4 | 3.97 | 68.0 | 93 | 1.28 |
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 |
|---|---|---|---|---|---|
| 137 | 10-9 | 4.06 | 142.0 | 184 | 1.30 |
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 | 3.97 | 63 | 0 | 6 | 68.0 | 93 | 1.28 |
| MiLB Career Stats | 8 | 17 | 4.82 | 128 | 35 | 10 | 241.0 | 301 | 1.43 |
| MLB Career Stats | 10 | 9 | 4.06 | 137 | 1 | 8 | 142.0 | 184 | 1.30 |
- Next CHC Game: 9-22 vs MIA
Splits
| Duration | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Last 7 Games | 0 | 0 | 1.42 | 7 | 0 | 2 | 6.1 | 5 | 1 | 3 | 8 | 1.26 |
| Last 15 Games | 0 | 1 | 5.27 | 15 | 0 | 2 | 13.2 | 16 | 8 | 7 | 14 | 1.68 |
| Last 30 Games | 0 | 1 | 4.96 | 18 | 0 | 2 | 16.1 | 18 | 9 | 7 | 18 | 1.53 |
| Last 3 Games | W | L | SV | IP | H | ER | BB | SO |
|---|---|---|---|---|---|---|---|---|
| 9/19 @ CIN | 0 | 0 | 0 | 1.0 | 1 | 0 | 0 | 2 |
| 9/16 vs ATL | 0 | 0 | 0 | 1.0 | 1 | 0 | 0 | 1 |
| 9/14 vs ATL | 0 | 0 | 0 | 1.0 | 2 | 0 | 1 | 1 |
2026 :
RP
(63)
More Ryan Zeferjahn
Ryan Zeferjahn's impressive snag leads to double play
SeaWolves Win Championship Series Opener Over Patriots in Erie
Eight-Run Fourth Inning Fuels Game One Postseason Victory
Latest Transactions
| Team | Date | Transaction |
|---|---|---|
|
August 4, 2026 | Chicago Cubs activated RHP Ryan Zeferjahn. |
|
|
August 3, 2026 | RHP Ryan Zeferjahn roster status changed by Chicago Cubs. |
|
|
August 3, 2026 | Los Angeles Angels traded RHP Ryan Zeferjahn to Chicago Cubs for C Moisés Ballesteros and RHP Mason McGwire. |
|
April 16, 2026 | RHP Ryan Zeferjahn changed number to 56. |
|
|
April 15, 2026 | RHP Ryan Zeferjahn changed number to 42. |
|
|
September 23, 2025 | Los Angeles Angels activated RHP Ryan Zeferjahn from the 15-day injured list. |
|
|
September 6, 2025 | Los Angeles Angels placed RHP Ryan Zeferjahn on the 15-day injured list. Right knee tendinitis. |
|
|
April 16, 2025 | RHP Ryan Zeferjahn changed number to 56. |
|
|
April 15, 2025 | RHP Ryan Zeferjahn changed number to 42. |
|
|
August 23, 2024 | Los Angeles Angels selected the contract of RHP Ryan Zeferjahn from Salt Lake Bees. |
|
July 31, 2024 | Salt Lake Bees activated RHP Ryan Zeferjahn. |
|
|
July 30, 2024 | RHP Ryan Zeferjahn assigned to Salt Lake Bees. |
|
|
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. |
|
July 5, 2024 | Worcester Red Sox activated RHP Ryan Zeferjahn. |
|
|
June 26, 2024 | Worcester Red Sox transferred RHP Ryan Zeferjahn to the Development List. |
|
|
May 7, 2024 | RHP Ryan Zeferjahn assigned to Worcester Red Sox from Portland Sea Dogs. |
|
February 24, 2024 | RHP Ryan Zeferjahn roster status changed by Boston Red Sox. |
|
|
February 24, 2024 | RHP Ryan Zeferjahn assigned to Boston Red Sox. |
|
May 9, 2023 | Portland Sea Dogs activated RHP Ryan Zeferjahn from the 7-day injured list. |
|
May 3, 2023 | Portland Sea Dogs sent RHP Ryan Zeferjahn on a rehab assignment to Salem Red Sox. |
|
|
April 6, 2023 | Portland Sea Dogs placed RHP Ryan Zeferjahn on the 7-day injured list. |
|
|
February 25, 2023 | RHP Ryan Zeferjahn assigned to Boston Red Sox. |
|
|
February 25, 2023 | RHP Ryan Zeferjahn roster status changed by Boston Red Sox. |
|
September 16, 2022 | Scottsdale Scorpions activated RHP Ryan Zeferjahn. |
|
|
September 16, 2022 | Scottsdale Scorpions activated RHP Ryan Zeferjahn. |
|
|
August 30, 2022 | RHP Ryan Zeferjahn assigned to Portland Sea Dogs from Greenville Drive. |
|
April 5, 2022 | RHP Ryan Zeferjahn assigned to Greenville Drive from FCL Red Sox. |
|
July 14, 2021 | RHP Ryan Zeferjahn assigned to FCL Red Sox from Salem Red Sox. |
|
|
May 4, 2021 | RHP Ryan Zeferjahn assigned to Salem Red Sox from Red Sox Organization. |
|
February 12, 2021 | RHP Ryan Zeferjahn assigned to Red Sox Organization. |
|
|
February 12, 2021 | RHP Ryan Zeferjahn assigned to Red Sox Organization. |
|
June 13, 2019 | RHP Ryan Zeferjahn assigned to Lowell Spinners. |
|
|
June 13, 2019 | RHP Ryan Zeferjahn assigned to Lowell Spinners. |
|
|
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 |