Jack Killilay

Born: 5/24/1887 in Leavenworth, KS, USA

Died: 10/21/1968 in Tulsa, OK, USA

MLB Debut: 1911-05-13 | Final Game: 1911-09-22

Bats: R | Throws: R | Height: 5'11" | Weight: 165 lbs

Full name: John William Killilay

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Biography

Jack Killilay, born in 1887, was a professional baseball pitcher whose career spanned the early 20th century, specifically from May 13, 1911, to September 22, 1911. Playing during a transformative period in Major League Baseball, Killilay contributed to the game at a time when pitching was evolving, and the sport was beginning to embrace a more strategic approach. Over the course of his brief tenure, he compiled a record of 4 wins and 2 losses, showcasing a solid performance on the mound. With an earned run average (ERA) of 3.54 and a total of 28 strikeouts, Killilay demonstrated a commendable ability to control the game, effectively managing opposing hitters. While he did not record any saves, his contributions were significant during a crucial period in baseball history, where pitchers were increasingly recognized for their impact on games. Although his career was short-lived, Killilay remains a part of the rich tapestry of early 20th-century baseball, representing the challenges and triumphs of the sport during its formative years.

Career Pitching Statistics

W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
4	2	14	7	1	0	0	61.0	65	24	0	36	28	3.54	0

Career ERA 3.54 vs. league average 3.37 across their career seasons — near league average.

Season-by-Season Pitching

Year	Team	Lg	W	L	G	GS	CG	SHO	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1911	BOS	AL	4	2	14	7	1	0	0	61.0	65	24	36	28	3.54	3.37 (-5%)	-1194.2

Career Batting Statistics

G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
14	24	0	1	1	0	0	1	0	2	18	0.042	0.115	0.083	0.199	0.0

Career AVG .042 vs. league average .267 across their career seasons — 84.4% below league average.

Career OBP .115 vs. league average .336 across their career seasons — 65.7% below league average.

Career SLG .083 vs. league average .357 across their career seasons — 76.6% below league average.

Career OPS 0.199 vs. league average 0.693 across their career seasons — 71.3% below league average.

Season-by-Season Batting

Year	Team	Lg	G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1911	BOS	AL	14	24	0	1	1	0	0	1	0	2	18	0.042	—	—	—	—	0.0

Fielding Statistics

Career Fielding Totals by Position

Position	G	GS	PO	A	E	DP
P	14	0	1	17	0	0

Season-by-Season Fielding

Year	Team	Pos	G	GS	PO	A	E	DP
1911	BOS	P	14	0	1	17	0	0

Career Games by Position

Position	Games
Pitcher	14