What years did Denny O'Toole play?

Denny O'Toole played in Major League Baseball from 1969 to 1973.

Was Denny O'Toole a pitcher?

Yes. Denny O'Toole pitched in the major leagues, recording 0 wins and 22 strikeouts.

What was Denny O'Toole's career ERA?

Denny O'Toole finished with a 5.04 career ERA, going 0-0 with 22 strikeouts.

How many strikeouts did Denny O'Toole have?

Denny O'Toole recorded 22 career strikeouts.

Is Denny O'Toole in the Hall of Fame?

No. Denny O'Toole has not been inducted into the National Baseball Hall of Fame.

What teams did Denny O'Toole play for?

Denny O'Toole played for the Chicago White Sox.

Denny O'Toole

Pitcher · Career Stats, Bio & Records (1969-1973)

Denny O'Toole was a pitcher who played in Major League Baseball from 1969 to 1973 for the Chicago White Sox, a span of 5 seasons. Across 15 career appearances, he went 0-0 with a 5.04 ERA and 22 strikeouts.

W (Wins):: Games credited to a pitcher whose team took a lead it never surrendered while he was the pitcher of record.
ERA (Earned Run Average):: Earned runs allowed per nine innings pitched: (ER × 9) ÷ IP. The primary measure of pitching effectiveness.
SO (Strikeouts):: For a batter, times retired on a third strike; for a pitcher, batters retired on a third strike.
WHIP (Walks and Hits per Inning Pitched):: Baserunners allowed per inning: (BB + H) ÷ IP. Under 1.00 is elite.

Data updated September 9, 2026

W–L 0–0

ERA 5.04

WHIP 1.75

SO 22

Pitcher PIV -327.9

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'3" / 195 lb
Born: 3/13/1949 in Chicago, IL, USA
MLB Debut: 1969-09-08
Last Game: 1973-06-23

Full name: Dennis Joseph O'Toole

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Career Pitching Statistics

Denny O'Toole — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
0	0	15	0	0	0	0	30.3	43	17	3	10	22	5.04	-327.9

Career ERA 5.04 vs. league average 3.60 across their career seasons — 40.2% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Denny O'Toole — Season-by-Season Pitching
Year	Team	Lg	G	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1969	CHA	AL	2	4.0	5	3	2	4	6.75	—	0.0
1970	CHA	AL	3	3.3	5	1	2	3	2.70	—	0.0
1971	CHA	AL	1	2.0	0	0	1	2	0.00	—	0.0
1972	CHA	AL	3	5.0	10	3	2	5	5.40	—	0.0
1973	CHA	AL	6	16.0	23	10	3	8	5.62	3.75 (-50%)	-327.9
Career · 5 seasons			15	30.1	43	17	10	22	5.04	—	-328

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Career Batting Statistics

Denny O'Toole — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
15	0	0	0	0	0	0	0	0	0	0	.000	.000	.000	.000	0

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Denny O'Toole — Season-by-Season Batting
Year	Team	Lg	G	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1969	CHA	AL	2	.000	—	—	—	—	0.0
1970	CHA	AL	3	.000	—	—	—	—	0.0
1971	CHA	AL	1	.000	—	—	—	—	0.0
1972	CHA	AL	3	.000	—	—	—	—	0.0
1973	CHA	AL	6	.000	—	—	—	—	0.0
Career · 5 seasons			15	—	—	—	—	—	0

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Game Log & Splits

View full game log (30 games) →

Per-game data from Retrosheet (regular season, through 2025).

Batting — Home / Away

Denny O'Toole — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	10	0	0	0	0	0	—
Away	5	0	0	0	0	0	—

Pitching — Home / Away

Denny O'Toole — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	10	23.1	31	10	8	17	3.86
Away	5	7.0	12	7	2	5	9.00

Last 10 Games — Pitching

Denny O'Toole — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
1973-06-23	CHW	OAK	—	6.2	11	4	4	0	4	1
1973-06-22	CHW	OAK	—	2.0	0	0	0	0	0	0
1973-06-17	CHW	MIL	—	3.0	2	1	0	1	1	0
1973-06-06	CHW	BAL	—	2.0	4	4	4	1	0	0
1973-04-22	CHW	KCR	—	1.0	1	0	0	0	2	0
1973-04-11	CHW	OAK	—	1.1	5	2	2	1	1	2
1972-10-04	CHW	MIN	—	1.0	2	2	2	1	0	0
1972-09-08	CHW	LAA	—	2.0	5	1	1	0	2	0
1972-09-06	CHW	OAK	—	2.0	3	0	0	1	3	0
1971-09-30	CHW	MIL	—	2.0	0	0	0	1	2	0

Fielding Statistics

Career Fielding Totals by Position

Denny O'Toole — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	15	0	0	4	0	0

Season-by-Season Fielding

Denny O'Toole — Season-by-Season Fielding
Year	Team	Pos	G	A
1969	CHA	P	2	0
1970	CHA	P	3	0
1971	CHA	P	1	0
1972	CHA	P	3	1
1973	CHA	P	6	3

Career Games by Position

Position Diamond

Circle size = games played at each position.

Denny O'Toole — Career Games by Position
Position	Games
Pitcher	15

Frequently Asked Questions about Denny O'Toole

What years did Denny O'Toole play?: Denny O'Toole played in Major League Baseball from 1969 to 1973.
Was Denny O'Toole a pitcher?: Yes. Denny O'Toole pitched in the major leagues, recording 0 wins and 22 strikeouts.
What was Denny O'Toole's career ERA?: Denny O'Toole finished with a 5.04 career ERA, going 0-0 with 22 strikeouts.
How many strikeouts did Denny O'Toole have?: Denny O'Toole recorded 22 career strikeouts.
Is Denny O'Toole in the Hall of Fame?: No. Denny O'Toole has not been inducted into the National Baseball Hall of Fame.
What teams did Denny O'Toole play for?: Denny O'Toole played for the Chicago White Sox.