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
54	4-4	4.07	59.2	82	1.29

G	W-L	ERA	IP	SO	WHIP
54	4-4	4.07	59.2	82	1.29

2023 Stats

AB	AVG	HR	RBI	SB	OPS
0	.000	0	0	0	.000

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

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
128	10-9	4.11	133.2	173	1.30

G	W-L	ERA	IP	SO	WHIP
128	10-9	4.11	133.2	173	1.30

MiLB Career Stats

AB	AVG	HR	RBI	SB	OPS
0	.000	0	0	0	.000

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	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	4.07	54	0	4	59.2	82	1.29
MiLB Career Stats	8	17	4.82	128	35	10	241.0	301	1.43
MLB Career Stats	10	9	4.11	128	1	6	133.2	173	1.30

Year	W	L	ERA	G	GS	SV	IP	SO	WHIP
2026 MLB Stats	4	4	4.07	54	0	4	59.2	82	1.29
MiLB Career Stats	8	17	4.82	128	35	10	241.0	301	1.43
MLB Career Stats	10	9	4.11	128	1	6	133.2	173	1.30

Next CHC Game: 8-28 vs CIN

Splits

Duration	W	L	ERA	G	GS	SV	IP	H	ER	BB	SO	WHIP
Last 7 Games	0	1	7.11	7	0	0	6.1	10	5	4	5	2.21
Last 15 Games	0	1	6.75	9	0	0	8.0	11	6	4	7	1.88
Last 30 Games	-	-	---	-	-	-	---	-	-	-	-	---

Duration	W	L	ERA	G	GS	SV	IP	H	ER	BB	SO	WHIP
Last 7 Games	0	1	7.11	7	0	0	6.1	10	5	4	5	2.21
Last 15 Games	0	1	6.75	9	0	0	8.0	11	6	4	7	1.88
Last 30 Games	-	-	---	-	-	-	---	-	-	-	-	---

Last 3 Games	L	IP	H	ER	BB
8/26 @ AZ	0	1.0	2	1	0
8/24 @ AZ	0	1.0	0	0	0
8/21 @ SEA	1	0.2	1	0	1

Last 3 Games	L	IP	H	ER	BB
8/26 @ AZ	0	1.0	2	1	0
8/24 @ AZ	0	1.0	0	0	0
8/21 @ SEA	1	0.2	1	0	1

2026 : RP (54)

More Ryan Zeferjahn

5/11/2024 at 6:31 PM 5/11/2024 at 6:31 PM

Ryan Zeferjahn's impressive snag leads to double play

9/24/2022 at 9:43 PM 9/24/2022 at 9:43 PM

SeaWolves Win Championship Series Opener Over Patriots in Erie

9/20/2022 at 9:54 PM 9/20/2022 at 9:54 PM

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 García 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 assigned to Boston Red Sox.
	February 24, 2024	RHP Ryan Zeferjahn roster status changed by 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

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