Jack Leary

Born: 1857 in New Haven, CT, USA

Died: 12/6/1905 in New Haven, CT, USA

MLB Debut: 1880-08-21 | Final Game: 1884-07-05

Throws: L | Height: 5'11" | Weight: 186 lbs

Full name: John J. Leary

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Biography

Jack Leary was a professional baseball pitcher who played during the early years of Major League Baseball, a time marked by the transition from the game's formative stages to a more organized sport. Born in 1857, Leary's career spanned from 1880 to 1884. Throughout his time in the league, he appeared in a total of 12 games, achieving a win-loss record of 3-9 and finishing his career with a 4.56 earned run average (ERA). He recorded 23 strikeouts, showcasing his ability to strike out batters, though he did not earn any saves during his tenure. Leary's playing style was reflective of the era, which was characterized by a focus on pitching and defense, as players adapted to the evolving dynamics of the game. While his statistics may not have placed him among the elite pitchers of his time, his contributions to his teams were part of the larger tapestry of baseball's development. As an athlete in the 1880s, Leary participated in a crucial period that laid the groundwork for future generations of players, contributing to the rich history of America's pastime.

Career Pitching Statistics

W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
3	9	14	12	8	0	0	94.7	123	48	1	20	23	4.56	0

Career ERA 4.56 vs. league average 2.91 across their career seasons — 56.6% worse than league average.

Season-by-Season Pitching

Year	Team	Lg	W	L	G	GS	CG	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1880	BSN	NL	0	1	1	1	0	3.0	8	5	0	1	15.00	—	0.0
1881	DTN	NL	0	2	2	2	1	13.0	13	6	2	2	4.15	2.77 (-50%)	-21.4
1882	PT1	AA	1	0	3	2	1	18.7	28	14	3	5	6.75	2.80 (-141%)	43.5
1882	BL2	AA	2	1	3	3	3	26.0	29	3	8	2	1.04	2.80 (+63%)	-804.4
1884	ALT	UA	0	3	3	3	2	24.0	31	14	2	7	5.25	3.11 (-69%)	101.3
1884	CHU	UA	0	2	2	1	1	10.0	14	6	5	6	5.40	3.11 (-74%)	-116.7

Career Batting Statistics

G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
129	536	55	123	11	9	4	4	0	10	1	0.229	0.244	0.306	0.550	-337.6

Career AVG .229 vs. league average .249 across their career seasons — 7.8% below league average.

Career OBP .244 vs. league average .280 across their career seasons — 13.0% below league average.

Career SLG .306 vs. league average .332 across their career seasons — 7.8% below league average.

Career OPS 0.550 vs. league average 0.612 across their career seasons — 10.2% below league average.

Season-by-Season Batting

Year	Team	Lg	G	AB	R	H	2B	3B	HR	RBI	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1880	BSN	NL	1	3	1	0	0	0	0	0	1	0	0.000	—	—	—	—	0.0
1881	DTN	NL	3	11	2	3	1	1	0	4	1	1	0.273	—	—	—	—	0.0
1882	PT1	AA	60	255	31	73	7	3	1	0	5	0	0.286	.248 (+15%)	.275 (+9%)	.329 (+6%)	.605 (+7%)	270.7
1882	BL2	AA	4	18	3	4	1	0	0	0	0	0	0.222	—	—	—	—	270.7
1883	LS2	AA	40	165	16	31	1	3	3	0	2	0	0.188	.257 (-27%)	.285 (-31%)	.345 (-18%)	.631 (-24%)	-608.3
1883	BL2	AA	3	11	1	2	0	2	0	0	0	0	0.182	—	—	—	—	-608.3
1884	ALT	UA	8	33	1	3	0	0	0	0	1	0	0.091	—	—	—	—	0.0
1884	CHU	UA	10	40	0	7	1	0	0	0	0	0	0.175	—	—	—	—	0.0

Fielding Statistics

Career Fielding Totals by Position

Position	G	PO	A	E	DP
1B	1	8	0	3	0
2B	8	23	17	12	3
3B	37	49	58	34	1
OF	40	44	6	19	0
P	14	4	28	8	1
SS	40	62	106	38	11

Season-by-Season Fielding

Year	Team	Pos	G	PO	A	E	DP
1880	BSN	OF	1	0	1	0	0
1880	BSN	P	1	0	1	0	0
1881	DTN	OF	2	4	1	1	0
1881	DTN	P	2	1	1	1	0
1882	PT1	1B	1	8	0	3	0
1882	PT1	2B	1	1	2	2	0
1882	PT1	3B	33	40	58	31	1
1882	PT1	OF	27	26	2	9	0
1882	PT1	P	3	1	8	2	1
1882	BL2	OF	1	1	0	0	0
1882	BL2	P	3	0	9	1	0
1883	LS2	SS	40	62	106	38	11
1883	BL2	2B	3	10	6	6	3
1884	ALT	3B	1	3	0	1	0
1884	ALT	OF	6	9	0	4	0
1884	ALT	P	3	1	7	3	0
1884	CHU	2B	4	12	9	4	0
1884	CHU	3B	3	6	0	2	0
1884	CHU	OF	3	4	2	5	0
1884	CHU	P	2	1	2	1	0