Sonny Boy Jeffries - Seamheads Negro Leagues Database

Sonny Boy Jeffries

Nathaniel Jeffries

Born: August 5, 1914 in Rochester, NY
Died: April 17, 1995 in Rochester, NY
(80 years old)

Bats: R

Throws: R

Ht: 5'11"

Wt: 154

About Graph

Biographical
Wikipedia	BR Bullpen	SABR Bio Project	SABR Index

Photos & Videos
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Notes:

Pitching

Basic Pitching

Year	Team	Lg	Age	Pos	W	L	W%	G	GS	GF	CG	SHO	SV	IP	R	ER	H	HR	BB	K	WP	BK	HBP	BF	ERA	ERA+
1940	HG	NN2	25	RP	2	1	.667	4	1		1	1	0	17.1	7	7	20	0	5	5	0	0	0	74	3.63	145
1948	NBY	NN2	33	SP	0	0		2	1		0	0	0	5.1	3	2	4	1	3	1	0	0	0	24	3.38	109
2	2			SP	2	1	.667	6	2		1	1	0	22.2	10	9	24	1	8	6	0	0	0	98	3.57	135
162 Game Average					17	9	.667	51	17		9	9	0	192.2	85	77	204	9	68	51	0	0	0	833	3.57	135

Year	Team	Lg	Age	Pos	W	L	W%	G	GS	GF	CG	SHO	SV	IP	R	ER	H	HR	BB	K	WP	BK	HBP	BF	ERA	ERA+
1	Homestead Grays			SP	2	1	.667	4	1		1	1	0	17.1	7	7	20	0	5	5	0	0	0	74	3.63	145
1	New York Black Yankees			RP	0	0		2	1		0	0	0	5.1	3	2	4	1	3	1	0	0	0	24	3.38	109

Advanced Pitching

Year	Team	Lg	Age	Pos	IP		WHIP	Lg		K%	Lg		BB%	Lg		K/BB	Lg		HR%	Lg
1940	HG	NN2	25	RP	17.1		1.44	1.56		6.8%	11.4%		6.8%	9.8%		1.00	1.16		0.0%	1.4%
1948	NBY	NN2	33	SP	5.1		1.31	1.37		4.2%	13.2%		12.5%	8.4%		0.33	1.58		4.2%	0.7%
2	2			SP	22.2		1.41	1.51		6.1%	11.8%		8.2%	9.5%		0.75	1.26		1.0%	1.2%

Year	Team	Lg	Age	Pos	IP		WHIP	Lg		K%	Lg		BB%	Lg		K/BB	Lg		HR%	Lg
1	Homestead Grays			SP	17.1		1.44	1.56		6.8%	11.4%		6.8%	9.8%		1.00	1.16		0.0%	1.4%
1	New York Black Yankees			RP	5.1		1.31	1.37		4.2%	13.2%		12.5%	8.4%		0.33	1.58		4.2%	0.7%

Opponent's Batting

Year	Team	Lg	Age	Pos	G	PA	AB	R	H	2B	3B	HR	SB	CS	BB	SO	IBB	HBP	SH	SF	DP	BA	OBP	SLG	OPS
1940	HG	NN2	25	RP	4	74	67	7	20	5	0	0	0	0	5	5	0	0	2		2	.299	.347	.373	.720
1948	NBY	NN2	33	SP	2	24	20	3	4	0	0	1	0		3	1	0	0	1		0	.200	.304	.350	.654
2	2			SP	6	98	87	10	24	5	0	1	0	0	8	6	0	0	3		2	.276	.337	.368	.705

Year	Team	Lg	Age	Pos	G	PA	AB	R	H	2B	3B	HR	SB	CS	BB	SO	IBB	HBP	SH	SF	DP	BA	OBP	SLG	OPS
1	Homestead Grays			SP	4	74	67	7	20	5	0	0	0	0	5	5	0	0	2		2	.299	.347	.373	.720
1	New York Black Yankees			RP	2	24	20	3	4	0	0	1	0		3	1	0	0	1		0	.200	.304	.350	.654

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