What years did Jack Kucek play?

Jack Kucek played in Major League Baseball from 1974 to 1980.

Was Jack Kucek a pitcher?

Yes. Jack Kucek pitched in the major leagues, recording 7 wins and 121 strikeouts.

What was Jack Kucek's career ERA?

Jack Kucek finished with a 5.12 career ERA, going 7-16 with 121 strikeouts.

How many strikeouts did Jack Kucek have?

Jack Kucek recorded 121 career strikeouts.

Is Jack Kucek in the Hall of Fame?

No. Jack Kucek has not been inducted into the National Baseball Hall of Fame.

Jack Kucek

Pitcher · Career Stats, Bio & Records (1974-1980)

Jack Kucek was a pitcher who played in Major League Baseball from 1974 to 1980 for the Chicago White Sox, the Philadelphia Phillies, and the Toronto Blue Jays, a span of 7 seasons. Across 59 career appearances, he went 7-16 with a 5.12 ERA and 121 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 October 12, 2026

W–L 7–16

ERA 5.12

WHIP 1.67

SO 121

Pitcher PIV -3433.8

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'2" / 200 lb
Born: 6/8/1953 in Warren, OH, USA
MLB Debut: 1974-08-08
Last Game: 1980-10-01

Full name: John Andrew Charles Kucek

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Career Pitching Statistics

Jack Kucek — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
7	16	59	27	3	0	2	205.2	232	117	25	111	121	5.12	-3433.8

Career ERA 5.12 vs. league average 3.77 across their career seasons — 35.7% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Jack Kucek Stats, Bio & Career Records
Year	Team	Lg	W	L	G	GS	CG	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1974	CHA	AL	1	4	9	7	0	0	37.2	48	22	21	25	5.26	3.63 (-45%)	-387.1
1975	CHA	AL	0	0	2	0	0	0	3.2	9	2	4	2	4.91	—	0.0
1976	CHA	AL	0	0	2	0	0	0	4.2	9	5	4	2	9.64	—	0.0
1977	CHA	AL	0	1	8	3	0	0	34.2	35	14	10	25	3.63	4.00 (+9%)	143.4
1978	CHA	AL	2	3	10	5	3	1	52.0	42	19	27	30	3.29	3.69 (+11%)	-717.2
1979	CHA	AL	0	0	1	0	0	0	0.2	0	0	3	0	0.00	—	0.0
1979	PHI	NL	1	0	4	0	0	0	4.1	6	4	1	2	8.31	—	0.0
1980	TOR	AL	3	8	23	12	0	1	68.0	83	51	41	35	6.75	3.84 (-76%)	-2472.9
Career · 8 seasons			7	16	59	27	3	2	205.2	232	117	111	121	5.12	—	-3,434

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

Jack Kucek — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
59	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.

Jack Kucek — Season-by-Season Batting
Year	Team	Lg	G	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1974	CHA	AL	9	.000	—	—	—	—	0.0
1975	CHA	AL	2	.000	—	—	—	—	0.0
1976	CHA	AL	2	.000	—	—	—	—	0.0
1977	CHA	AL	8	.000	—	—	—	—	0.0
1978	CHA	AL	10	.000	—	—	—	—	0.0
1979	CHA	AL	1	.000	—	—	—	—	0.0
1979	PHI	NL	4	.000	—	—	—	—	0.0
1980	TOR	AL	23	.000	—	—	—	—	0.0
Career · 8 seasons			59	—	—	—	—	—	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 (118 games) →

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

Batting — Home / Away

Jack Kucek — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	29	0	0	0	0	0	—
Away	30	0	0	0	0	0	—

Pitching — Home / Away

Jack Kucek — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	29	109.0	116	50	50	60	4.13
Away	30	96.2	116	67	61	61	6.24

Last 10 Games — Pitching

Jack Kucek — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
1980-10-01	TOR	DET	—	3.0	3	1	1	3	2	0
1980-09-24	TOR	DET	L	0.1	2	1	1	2	0	0
1980-09-23	TOR	DET	SV	0.2	0	0	0	0	0	0
1980-09-17	TOR	NYY	L	3.0	3	1	1	3	0	0
1980-09-13	TOR	BAL	—	4.0	4	1	1	0	4	0
1980-09-11	TOR	BAL	—	1.0	1	0	0	0	0	0
1980-09-09	TOR	NYY	—	0.0	0	0	0	1	0	0
1980-09-01	TOR	TEX	—	2.0	0	0	0	2	2	0
1980-08-23	TOR	CHW	L	2.2	7	5	2	2	2	0
1980-08-16	TOR	KCR	L	1.2	6	5	5	0	0	1

Fielding Statistics

Career Fielding Totals by Position

Jack Kucek — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	59	27	16	31	5	1

Season-by-Season Fielding

Jack Kucek — Season-by-Season Fielding
Year	Team	Pos	G	GS	PO	A	E	DP
1974	CHA	P	9	7	4	8	0	0
1975	CHA	P	2	0	0	0	0	0
1976	CHA	P	2	0	0	0	0	0
1977	CHA	P	8	3	7	8	1	0
1978	CHA	P	10	5	4	5	0	0
1979	CHA	P	1	0	0	0	0	0
1979	PHI	P	4	0	0	0	0	0
1980	TOR	P	23	12	1	10	4	1

Career Games by Position

Position Diamond

Circle size = games played at each position.

Jack Kucek — Career Games by Position
Position	Games
Pitcher	59

College History

Jack Kucek — College History
School Name	City	State	Years Attended
Miami University of Ohio	Oxford	OH	1972, 1973, 1974

Jack Kucek: the record in brief

The profile opens with Jack Kucek's first major league game on August 8, 1974; the last one listed came on October 1, 1980. Club by club, the record runs the Chicago White Sox (1974 through 1979), the Philadelphia Phillies (1979), and the Toronto Blue Jays (1980). Kucek, born on June 8, 1953, in Warren, OH, USA, is listed as a pitcher and threw and hit right-handed. Kucek's listed size is 6'2" and 200 pounds. The given name on file is John Andrew Charles Kucek.

Kucek's career pitching line is 7 wins, 16 losses and a 5.12 ERA over 59 appearances. The same table counts 121 strikeouts. The league ERA over Kucek's seasons was 3.77, so the 5.12 figure ran 35.7% worse than average. 1978 was Kucek's sharpest full season, a 3.29 ERA against the league's 3.69.

Kucek's college years, 1972, 1973, and 1974, were spent at Miami University of Ohio. The game-log section draws on 118 games of Retrosheet box scores for Kucek.

Every defensive appearance on record for Kucek, 59 games, came at pitcher. The fielding table credits Kucek with 16 putouts, 31 assists and 5 errors on the mound.

Frequently Asked Questions about Jack Kucek

What years did Jack Kucek play?: Jack Kucek played in Major League Baseball from 1974 to 1980.
Was Jack Kucek a pitcher?: Yes. Jack Kucek pitched in the major leagues, recording 7 wins and 121 strikeouts.
What was Jack Kucek's career ERA?: Jack Kucek finished with a 5.12 career ERA, going 7-16 with 121 strikeouts.
How many strikeouts did Jack Kucek have?: Jack Kucek recorded 121 career strikeouts.
Is Jack Kucek in the Hall of Fame?: No. Jack Kucek has not been inducted into the National Baseball Hall of Fame.
What teams did Jack Kucek play for?: Jack Kucek played for the Chicago White Sox, the Philadelphia Phillies, and the Toronto Blue Jays.