What years did Cal Koonce play?

Cal Koonce played in Major League Baseball from 1962 to 1971.

Was Cal Koonce a pitcher?

Yes. Cal Koonce pitched in the major leagues, recording 47 wins and 504 strikeouts.

How many home runs did Cal Koonce hit?

Cal Koonce hit 0 career home runs with 24 hits.

What was Cal Koonce's career batting average?

Cal Koonce batted .100 over his career, with 24 hits in 239 at bats.

How many RBI did Cal Koonce have?

Cal Koonce drove in 8 runs in his career.

What was Cal Koonce's career ERA?

Cal Koonce finished with a 3.78 career ERA, going 47-49 with 504 strikeouts.

Cal Koonce

Pitcher · Career Stats, Bio & Records (1962-1971)

Cal Koonce was a pitcher who played in Major League Baseball from 1962 to 1971 for the Chicago Cubs, the New York Mets, and the Boston Red Sox, a span of 10 seasons. Across 334 career appearances, he went 47-49 with a 3.78 ERA, 504 strikeouts, and 24 saves. He also batted .100 with 0 home runs.

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 47–49

ERA 3.78

WHIP 1.38

SO 504

Pitcher PIV -6924.1

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'1" / 185 lb
Born: 11/18/1940 in Fayetteville, NC, USA
Died: 10/28/1993 in Winston-Salem, NC, USA
MLB Debut: 1962-04-14
Last Game: 1971-08-08

Full name: Calvin Lee Koonce

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Career Pitching Statistics

Cal Koonce — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
47	49	334	90	9	3	24	971.1	972	408	85	368	504	3.78	-6924.1

Career ERA 3.78 vs. league average 3.53 across their career seasons — 7.0% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Cal Koonce Stats, Bio & Career Records
Year	Team	Lg	W	L	G	GS	CG	SHO	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1962	CHN	NL	10	10	35	30	3	1	0	190.2	200	84	86	84	3.97	3.96 (avg)	-1921.8
1963	CHN	NL	2	6	21	13	0	0	0	72.2	75	37	32	44	4.58	3.46 (-32%)	-1494.8
1964	CHN	NL	3	0	6	2	0	0	0	31.0	30	7	7	17	2.03	3.58 (+43%)	760.9
1965	CHN	NL	7	9	38	23	3	1	0	173.0	181	71	52	88	3.69	3.50 (-6%)	-1229.5
1966	CHN	NL	5	5	45	5	0	0	2	108.2	113	46	35	65	3.81	3.52 (-8%)	-1050.8
1967	CHN	NL	2	2	34	0	0	0	2	51.0	52	26	21	28	4.59	3.30 (-39%)	75.4
1967	NYN	NL	3	3	11	6	2	1	0	45.0	45	14	7	24	2.80	3.30 (+15%)	893.2
1968	NYN	NL	6	4	55	2	0	0	11	97.0	80	26	32	50	2.41	2.98 (+19%)	176.0
1969	NYN	NL	6	3	40	0	0	0	7	83.0	85	46	42	48	4.99	3.61 (-38%)	-1283.7
1970	NYN	NL	0	2	13	0	0	0	0	22.0	25	8	14	10	3.27	3.89 (+16%)	-588.9
1970	BOS	AL	3	4	23	8	1	0	2	76.1	64	30	29	37	3.54	3.89 (+9%)	-444.4
1971	BOS	AL	0	1	13	1	0	0	0	21.0	22	13	11	9	5.57	3.47 (-61%)	-815.8
Career · 12 seasons			47	49	334	90	9	3	24	971.1	972	408	368	504	3.78	—	-6,924

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

Cal Koonce — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
336	239	20	24	3	0	0	8	0	17	99	.100	.166	.113	.279	-1,089

Career AVG .100 vs. league average .248 across their career seasons — 59.5% below league average.

Career OBP .166 vs. league average .314 across their career seasons — 47.1% below league average.

Career SLG .113 vs. league average .371 across their career seasons — 69.6% below league average.

Career OPS .279 vs. league average .685 across their career seasons — 59.3% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Cal Koonce Stats, Bio & Career Records
Year	Team	Lg	G	AB	R	H	2B	RBI	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1962	CHN	NL	35	64	7	6	1	2	1	25	.094	.257 (-64%)	.326 (-67%)	.393 (-72%)	.719 (-70%)	-709.5
1963	CHN	NL	21	19	1	2	0	0	1	8	.105	—	—	—	—	0.0
1964	CHN	NL	6	10	0	0	0	0	0	4	.000	—	—	—	—	0.0
1965	CHN	NL	38	49	2	5	1	1	5	21	.102	—	—	—	—	-379.8
1966	CHN	NL	45	23	2	3	1	1	3	9	.130	—	—	—	—	0.0
1967	CHN	NL	34	7	0	0	0	0	0	3	.000	—	—	—	—	0.0
1967	NYN	NL	13	13	1	2	0	0	0	4	.154	—	—	—	—	0.0
1968	NYN	NL	55	14	0	0	0	0	2	8	.000	—	—	—	—	0.0
1969	NYN	NL	40	17	1	4	0	1	0	7	.235	—	—	—	—	0.0
1970	NYN	NL	13	1	0	0	0	0	0	1	.000	—	—	—	—	0.0
1970	BOS	AL	23	21	5	2	0	3	4	8	.095	—	—	—	—	0.0
1971	BOS	AL	13	1	1	0	0	0	1	1	.000	—	—	—	—	0.0
Career · 12 seasons			336	239	20	24	3	8	17	99	.100	—	—	—	—	-1,089

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 (670 games) →

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

Batting — Home / Away

Cal Koonce — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	176	117	8	10	0	3	.085
Away	160	122	12	14	0	5	.115

Pitching — Home / Away

Cal Koonce — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	175	514.1	525	206	189	289	3.60
Away	159	456.2	447	202	179	215	3.98

Last 10 Games — Batting

Cal Koonce — Last 10 Games — Batting
Date	Tm	Opp	Res	AB	SO
1971-08-08	BOS	DET	L	0	0
1971-08-07	BOS	DET	L	0	0
1971-07-30	BOS	CHW	L	0	0
1971-07-25	BOS	MIN	L	0	0
1971-06-18	BOS	TEX	L	0	0
1971-06-12	BOS	KCR	L	0	0
1971-05-31	BOS	KCR	L	0	0
1971-05-25	BOS	TEX	L	0	0
1971-05-23	BOS	BAL	L	1	1
1971-05-09	BOS	MIL	L	0	0

Last 10 Games — Pitching

Cal Koonce — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
1971-08-08	BOS	DET	—	2.0	4	3	3	1	1	1
1971-08-07	BOS	DET	—	0.2	2	2	0	0	0	0
1971-07-30	BOS	CHW	—	2.0	3	0	0	0	1	0
1971-07-25	BOS	MIN	—	2.0	0	0	0	1	1	0
1971-06-18	BOS	TEX	—	1.0	0	0	0	0	0	0
1971-06-12	BOS	KCR	—	2.0	1	1	1	1	2	0
1971-05-31	BOS	KCR	—	1.0	1	0	0	0	0	0
1971-05-25	BOS	TEX	L	0.0	0	1	1	2	0	0
1971-05-23	BOS	BAL	—	4.0	3	2	2	2	1	1
1971-05-09	BOS	MIL	—	1.0	0	0	0	1	1	0

Fielding Statistics

Career Fielding Totals by Position

Cal Koonce — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	334	90	81	195	5	16

Season-by-Season Fielding

Cal Koonce — Season-by-Season Fielding
Year	Team	Pos	G	GS	PO	A	E	DP
1962	CHN	P	35	30	17	29	3	1
1963	CHN	P	21	13	2	18	0	1
1964	CHN	P	6	2	0	14	0	2
1965	CHN	P	38	23	8	31	0	3
1966	CHN	P	45	5	6	25	1	1
1967	CHN	P	34	0	5	11	0	2
1967	NYN	P	11	6	8	10	0	1
1968	NYN	P	55	2	13	11	0	0
1969	NYN	P	40	0	7	18	0	2
1970	NYN	P	13	0	0	5	0	0
1970	BOS	P	23	8	10	19	1	2
1971	BOS	P	13	1	5	4	0	1

Career Games by Position

Position Diamond

Circle size = games played at each position.

Cal Koonce Stats, Bio & Career Records
Position	Games
Pitcher	334

College History

Cal Koonce — College History
School Name	City	State	Years Attended
Campbell University	Buies Creek	NC	1960, 1961

Most Similar Players

Career comps based on counting + rate stats and primary position. Score is relative — closest peer anchors at ~98%.

Career Spans

Cal Koonce (highlighted) compared to peers across the same era.

Cal Koonce: the record in brief

Between the debut on April 14, 1962 and the final game on August 8, 1971, Cal Koonce built the record summarized on this page. Club by club, the record runs the Chicago Cubs (1962 to 1967), the New York Mets (1967 to 1970), and the Boston Red Sox (1970 through 1971). Koonce played primarily as a pitcher and threw and hit right-handed. Born on November 18, 1940, in Fayetteville, NC, USA, Koonce was listed at 6-foot-1 and 185 pounds. The bio records the death on October 28, 1993, in Winston-Salem, NC, USA. The bio lists the given name Calvin Lee.

Koonce pitched in 334 games, starting 90, and finished with a 47-49 record and 3.78 ERA. The totals include 504 strikeouts and 24 saves. Against a 3.53 league ERA for the same seasons, the 3.78 mark was 7.0% worse. No season topped the 10 wins of 1962. 1965 produced Koonce's most strikeouts, 88. The most saves in one season was 11, in 1968.

Frequently Asked Questions about Cal Koonce

What years did Cal Koonce play?: Cal Koonce played in Major League Baseball from 1962 to 1971.
Was Cal Koonce a pitcher?: Yes. Cal Koonce pitched in the major leagues, recording 47 wins and 504 strikeouts.
How many home runs did Cal Koonce hit?: Cal Koonce hit 0 career home runs with 24 hits.
What was Cal Koonce's career batting average?: Cal Koonce batted .100 over his career, with 24 hits in 239 at bats.
How many RBI did Cal Koonce have?: Cal Koonce drove in 8 runs in his career.
What was Cal Koonce's career ERA?: Cal Koonce finished with a 3.78 career ERA, going 47-49 with 504 strikeouts.