Ryan Zeferjahn - MLB, Minor League, College Baseball Statistics

Prospect Rankings

CSV

Glossary

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year

source

type

team

rank

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2020

Baseball America

Team

Boston Red Sox

19

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2020

FanGraphs

Team

Boston Red Sox

29

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2020

MLB Pipeline

Team

Boston Red Sox

22

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3 record(s)

Pitching Statistics

CSV

Glossary

ðŸ”’

MLB Stats

Minor League Stats

College Stats

Yearly Summary

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year	team name	league	level	mlb	#	age	w	l	era	g	gs	cg	sho	gr	gf	sv	ip	h	r	er	hr	bb	so	wp	bk	hb	whip	h9	hr9	bb9	so9	ra9	so/bb
2017	Kansas	Big12	NCAA-1	Fr	22	19	4	4	6.19	18	13	0	0	5	0	0	52.1	58	37	36	4	35	53	12	0	7	1.78	9.97	0.69	6.02	9.11	6.36	1.51
2018	Kansas	Big12	NCAA-1	So	22	20	8	5	4.48	14	14	1	0	0	0	0	80.1	66	43	40	11	39	100	17	2	0	1.31	7.39	1.23	4.37	11.20	4.82	2.56
2019	Kansas	Big12	NCAA-1	Jr	22	21	5	2	3.97	15	15	0	0	0	0	0	88.1	60	43	39	7	44	107	16	1	3	1.18	6.11	0.71	4.48	10.90	4.38	2.43
2019	Lowell Spinners	NYPL	A-	BOS	-	21	0	2	4.50	12	12	0	0	0	0	0	22.0	24	12	11	2	12	31	2	0	3	1.64	9.82	0.82	4.91	12.68	4.91	2.58
2021	FCL Red Sox	FCL	Rk	BOS	57	23	0	0	3.21	4	4	0	0	0	0	0	14.0	12	6	5	2	3	18	2	0	1	1.07	7.71	1.29	1.93	11.57	3.86	6.00
2021	Salem Red Sox	Caro2	A	BOS	41	23	1	4	6.91	12	12	0	0	0	0	0	41.2	53	41	32	2	15	41	4	0	2	1.63	11.45	0.43	3.24	8.86	8.86	2.73
2022	Greenville Drive	SAL2	A+	BOS	33	24	2	4	5.79	28	5	0	0	23	6	1	60.2	58	41	39	6	29	73	10	2	8	1.43	8.60	0.89	4.30	10.83	6.08	2.52
2022	Portland Sea Dogs	East2	AA	BOS	57	24	3	0	0.84	6	0	0	0	6	0	0	10.2	3	1	1	1	4	7	0	0	1	0.66	2.53	0.84	3.37	5.91	0.84	1.75
2023	Salem Red Sox	Caro2	A	BOS	46	25	1	0	0.00	2	1	0	0	1	0	0	3.0	3	0	0	0	0	2	0	0	0	1.00	9.00	0.00	0.00	6.00	0.00	0.00
2023	Portland Sea Dogs	East2	AA	BOS	41	25	0	4	5.02	34	0	0	0	34	10	2	43.0	33	27	24	7	40	68	4	0	6	1.70	6.91	1.47	8.37	14.23	5.65	1.70
2024	Portland Sea Dogs	East2	AA	BOS	41	26	1	0	0.00	7	0	0	0	7	3	3	13.2	9	2	0	0	3	22	1	0	0	0.88	5.93	0.00	1.98	14.49	1.32	7.33
2024	Salt Lake Bees	PCL2	AAA	ANA	17	26	0	0	2.35	5	0	0	0	5	2	0	7.2	5	2	2	1	1	8	0	0	0	0.78	5.87	1.17	1.17	9.39	2.35	8.00
2024	Worcester Red Sox	IL2	AAA	BOS	62	26	0	3	5.47	18	1	0	0	17	12	4	24.2	20	18	15	3	17	31	1	1	6	1.50	7.30	1.09	6.20	11.31	6.57	1.82
2024	Los Angeles Angels	AL	MLB	ANA	56	26	0	0	2.12	12	0	0	0	12	4	0	17.0	7	4	4	0	6	18	0	0	2	0.76	3.71	0.00	3.18	9.53	2.12	3.00
2025	Los Angeles Angels	AL	MLB	ANA	56	27	6	5	4.74	62	1	0	0	61	7	2	57.0	49	31	30	12	35	73	3	0	4	1.47	7.74	1.89	5.53	11.53	4.89	2.09
2026	Los Angeles Angels	AL	MLB	ANA		28	2	3	5.46	24	0	0	0	24	8	1	29.2	20	20	18	3	21	35	0	0	6	1.38	6.07	0.91	6.37	10.62	6.07	1.67
Tot:	MLB (3 yrs)		MLB				8	8	4.51	98	1	0	0	19	97	3	103.2	76	55	52	15	62	126	3	0	12	1.33	6.60	1.30	5.38	10.94	4.77	2.03
Tot:	AL (3 yrs)		AL				8	8	4.51	98	1	0	0	19	97	3	103.2	76	55	52	15	62	126	3	0	12	1.33	6.60	1.30	5.38	10.94	4.77	2.03
Tot:	Minors (5 yrs)		Minors				8	17	4.82	128	35	0	0	33	93	10	241.0	220	150	129	24	124	301	24	3	27	1.43	8.22	0.90	4.63	11.24	5.60	2.43
Tot:	Rk (1 yrs)		Rk				0	0	3.21	4	4	0	0	0	0	0	14.0	12	6	5	2	3	18	2	0	1	1.07	7.71	1.29	1.93	11.57	3.86	6.00
Tot:	A- (1 yrs)		A-				0	2	4.50	12	12	0	0	0	0	0	22.0	24	12	11	2	12	31	2	0	3	1.64	9.82	0.82	4.91	12.68	4.91	2.58
Tot:	A (2 yrs)		A				2	4	6.45	14	13	0	0	0	1	0	44.2	56	41	32	2	15	43	4	0	2	1.59	11.28	0.40	3.02	8.66	8.26	2.87
Tot:	A+ (1 yrs)		A+				2	4	5.79	28	5	0	0	6	23	1	60.2	58	41	39	6	29	73	10	2	8	1.43	8.60	0.89	4.30	10.83	6.08	2.52
Tot:	AA (3 yrs)		AA				4	4	3.34	47	0	0	0	13	47	5	67.1	45	30	25	8	47	97	5	0	7	1.37	6.01	1.07	6.28	12.97	4.01	2.06
Tot:	AAA (1 yrs)		AAA				0	3	4.73	23	1	0	0	14	22	4	32.1	25	20	17	4	18	39	1	1	6	1.33	6.96	1.11	5.01	10.86	5.57	2.17
Tot:	College (3 yrs)		College				17	11	4.68	47	42	1	0	0	5	0	221.0	184	123	115	22	118	260	45	3	10	1.37	7.49	0.90	4.81	10.59	5.01	2.20
Avg:	MLB - 162 Inning avg		MLB				ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	162	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’
Avg:	Minors - 162 Inning avg		Minors				ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	162	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’
Avg:	College - 162 Inning avg		College				ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	162	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’	ðŸ”’

Other Pitching Statistics

CSV

Glossary

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year	team name	league	category	age	w	l	era	g	gs	cg	sho	gr	gf	sv	ip	h	r	er	hr	bb	so	wp	bk	hb	whip	h9	hr9	bb9	so9	ra9	so/bb
2017	Falmouth Commodores	Cape Cod League	College Summer	19	0	0	2.40	13	0	0	0	13	0	6	15.0	5	4	4	1	9	20	2	0	0	0.93	3.00	0.60	5.40	12.00	2.40	2.22
2018	Team USA Collegiate	Intl Competition	USA	20	0	0	10.80	2	0	0	0	2	0	0	3.1	4	4	4	1	2	4	0	0	0	1.80	10.80	2.70	5.40	10.80	10.80	2.00
2022	Scottsdale Scorpions	Arizona Fall League	AFL	24	0	1	4.80	9	1	0	0	8	0	0	15.0	11	10	8	2	8	18	2	0	1	1.27	6.60	1.20	4.80	10.80	6.00	2.25
2022	Portland	Minor Playoffs	Minor_Playoffs	24	0	1	81.00	2	0	0	0	2	1	0	0.1	2	4	3	0	2	1	1	0	1	12.00	54.00	0.00	54.00	27.00	108.00	0.50
2023	Boston Red Sox	MLB Spring Training	Spring	25	1	0	0.00	1	0	0	0	1	1	0	1.0	0	0	0	0	0	1	0	0	0	0.00	0.00	0.00	0.00	9.00	0.00	0.00
2024	Boston Red Sox	MLB Spring Training	Spring	26	0	0	18.00	4	0	0	0	4	1	0	3.0	6	6	6	0	5	4	0	0	0	3.67	18.00	0.00	15.00	12.00	18.00	0.80
2025	Los Angeles Angels	MLB Spring Training	Spring	27	0	0	0.00	8	0	0	0	8	1	0	9.0	6	0	0	0	4	8	0	0	0	1.11	6.00	0.00	4.00	8.00	0.00	2.00
Tot:	CollegeSummer (1 Yrs)		CollegeSummer		0	0	2.40	13	0	0	0	0	13	6	15.0	5	4	4	1	9	20	2	0	0	0.93	3.00	0.60	5.40	12.00	2.40	2.22
Tot:	Minor_Playoffs (1 Yrs)		Minor_Playoffs		0	1	81.00	2	0	0	0	1	2	0	0.1	2	4	3	0	2	1	1	0	1	12.00	54.00	0.00	54.00	27.00	108.00	0.50
Tot:	USA (1 Yrs)		USA		0	0	10.80	2	0	0	0	0	2	0	3.1	4	4	4	1	2	4	0	0	0	1.80	10.80	2.70	5.40	10.80	10.80	2.00
Tot:	AFL (1 Yrs)		AFL		0	1	4.80	9	1	0	0	0	8	0	15.0	11	10	8	2	8	18	2	0	1	1.27	6.60	1.20	4.80	10.80	6.00	2.25
Tot:	Spring (3 Yrs)		Spring		1	0	4.15	13	0	0	0	3	13	0	13.0	12	6	6	0	9	13	0	0	0	1.62	8.31	0.00	6.23	9.00	4.15	1.44

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Strikeouts	Walks	Hittable	SO/BB	vs Power	Durability	Team Success
78	40	66	56	66	73	.559