Jack Slattery

Born: 1/6/1878 in South Boston, MA, USA

Died: 7/17/1949 in Boston, MA, USA

MLB Debut: 1901-09-28 | Final Game: 1909-09-29

Bats: R | Throws: R | Height: 6'2" | Weight: 191 lbs

Full name: John Thomas Slattery

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Biography

Jack Slattery, born in 1878, was a professional baseball player whose career spanned from 1901 to 1909. Primarily playing as a position player, Slattery appeared in 103 games throughout his tenure in Major League Baseball. He was known for his gritty playing style during an era that was characterized by a focus on speed and small ball, as the game was still evolving from the deadball era into a more offense-oriented approach. Slattery recorded 61 hits, 27 runs batted in (RBIs), and maintained a batting average of .212, showcasing his ability to contribute to his team's offense despite not being a power hitter, as evidenced by his lack of home runs. While Slattery's career statistics may not reflect the impact of some of his contemporaries, his role in the game during a transitional period is noteworthy. He demonstrated perseverance and adaptability, managing to steal three bases during his career, which highlights his speed on the base paths. Though he may not be a household name in baseball history, Jack Slattery's participation in the early 20th century helped lay the groundwork for the evolution of the game as it moved toward the more dynamic styles of play that would follow.

Career Batting Statistics

G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
103	288	14	61	5	2	0	27	3	6	21	0.212	0.236	0.243	0.479	-1134.2

Career AVG .212 vs. league average .256 across their career seasons — 17.2% below league average.

Career OBP .236 vs. league average .314 across their career seasons — 24.9% below league average.

Career SLG .243 vs. league average .332 across their career seasons — 26.9% below league average.

Career OPS 0.479 vs. league average 0.646 across their career seasons — 25.9% below league average.

Season-by-Season Batting

Year	Team	Lg	G	AB	R	H	2B	3B	RBI	SB	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1901	BOS	AL	1	3	1	1	0	0	1	0	1	1	0.333	—	—	—	—	0.0
1903	CLE	AL	4	11	1	0	0	0	0	0	0	2	0.000	—	—	—	—	0.0
1903	CHW	AL	63	211	8	46	3	2	20	2	2	18	0.218	.261 (-17%)	.316 (-27%)	.345 (-27%)	.662 (-27%)	0.0
1906	STL	NL	3	7	0	2	0	0	0	0	1	0	0.286	—	—	—	—	0.0
1909	WSN	AL	32	56	4	12	2	0	6	1	2	0	0.214	.244 (-12%)	.306 (-17%)	.312 (-20%)	.618 (-19%)	-157.5