William Sullivan

Born: 3/12/1864 in St. Louis, MO, USA

Died: 9/27/1911 in St. Louis, MO, USA

MLB Debut: 1884-05-29 | Final Game: 1884-05-29

Full name: William F. Sullivan

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Biography

William Sullivan, born in 1864, was a professional baseball pitcher whose brief career spanned a single day on May 29, 1884. Sullivan made a notable yet fleeting impact in the early days of Major League Baseball, which was characterized by the tail end of the deadball era—a time when the game was still evolving and establishing its identity. During his one-game career, Sullivan recorded a perfect win-loss record of 1-0, bolstered by an earned run average (ERA) of 4.5 and three strikeouts. Although he did not achieve significant statistical milestones, his contributions during that lone appearance reflect the competitive spirit and determination that characterized players of his time. Sullivan remains a part of baseball history, representing the countless athletes who contributed to the sport's development during its formative years.

Career Pitching Statistics

W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
1	0	1	1	0	0	0	6.0	10	3	0	0	3	4.50	0

Career ERA 4.50 vs. league average 3.11 across their career seasons — 44.8% worse than 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
1884	SLU	UA	1	0	1	1	0	0	0	6.0	10	3	0	3	4.50	—	0.0

Career Batting Statistics

G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
1	5	0	1	0	0	0	0	0	0	0	0.200	0.200	0.200	0.400	0.0

Career AVG .200 vs. league average .243 across their career seasons — 17.8% below league average.

Career OBP .200 vs. league average .279 across their career seasons — 28.3% below league average.

Career SLG .200 vs. league average .327 across their career seasons — 38.9% below league average.

Career OPS 0.400 vs. league average 0.606 across their career seasons — 34.0% 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
1884	SLU	UA	1	5	0	1	0	0	0	0	0	0	0	0.200	—	—	—	—	0.0

Fielding Statistics

Career Fielding Totals by Position

Position	G	GS	PO	A	E	DP
OF	1	0	0	0	0	0
P	1	0	3	0	1	0

Season-by-Season Fielding

Year	Team	Pos	G	GS	PO	A	E	DP
1884	SLU	OF	1	0	0	0	0	0
1884	SLU	P	1	0	3	0	1	0

Career Games by Position

Position	Games
Pitcher	1
Right Field	1