What years did Joe Conzelman play?

Joe Conzelman played in Major League Baseball from 1913 to 1915.

Was Joe Conzelman a pitcher?

Yes. Joe Conzelman pitched in the major leagues, recording 6 wins and 70 strikeouts.

How many home runs did Joe Conzelman hit?

Joe Conzelman hit 0 career home runs with 4 hits.

What was Joe Conzelman's career batting average?

Joe Conzelman batted .095 over his career, with 4 hits in 42 at bats.

How many RBI did Joe Conzelman have?

Joe Conzelman drove in 1 runs in his career.

What was Joe Conzelman's career ERA?

Joe Conzelman finished with a 2.92 career ERA, going 6-8 with 70 strikeouts.

Joe Conzelman

Pitcher · Career Stats, Bio & Records (1913-1915)

Joe Conzelman was a pitcher who played in Major League Baseball from 1913 to 1915 for the Pittsburgh Pirates, a span of 3 seasons. Across 54 career appearances, he went 6-8 with a 2.92 ERA and 70 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 6–8

ERA 2.92

WHIP 1.27

SO 70

Pitcher PIV -626.7

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'0" / 170 lb
Born: 7/14/1889 in Bristol, CT, USA
Died: 4/17/1979 in Mountain Brook, AL, USA
MLB Debut: 1913-05-01
Last Game: 1915-08-15

Full name: Joseph Harrison Conzelman

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Career Pitching Statistics

Joe Conzelman — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
6	8	54	12	5	1	2	163.1	142	53	2	65	70	2.92	-626.7

Career ERA 2.92 vs. league average 2.95 across their career seasons — near league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Joe Conzelman — Season-by-Season Pitching
Year	Team	Lg	W	L	G	GS	CG	SHO	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1913	PIT	NL	0	1	3	2	1	0	0	15.0	13	2	5	9	1.20	3.07 (+61%)	179.0
1914	PIT	NL	5	6	33	9	4	1	2	101.0	88	33	40	39	2.94	2.93 (avg)	-747.8
1915	PIT	NL	1	1	18	1	0	0	0	47.1	41	18	20	22	3.42	2.90 (-18%)	-57.9
Career · 3 seasons			6	8	54	12	5	1	2	163.1	142	53	65	70	2.92	—	-627

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

Joe Conzelman — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
54	42	1	4	0	0	0	1	0	0	14	.095	.095	.095	.190	0

Career AVG .095 vs. league average .255 across their career seasons — 62.6% below league average.

Career OBP .095 vs. league average .322 across their career seasons — 70.4% below league average.

Career SLG .095 vs. league average .338 across their career seasons — 71.8% below league average.

Career OPS .190 vs. league average .660 across their career seasons — 71.1% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Joe Conzelman — Season-by-Season Batting
Year	Team	Lg	G	AB	R	H	RBI	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1913	PIT	NL	3	4	0	0	0	2	.000	—	—	—	—	0.0
1914	PIT	NL	33	27	0	3	1	8	.111	—	—	—	—	0.0
1915	PIT	NL	18	11	1	1	0	4	.091	—	—	—	—	0.0
Career · 3 seasons			54	42	1	4	1	14	.095	—	—	—	—	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 (108 games) →

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

Batting — Home / Away

Joe Conzelman — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	28	18	0	2	0	1	.111
Away	26	24	1	2	0	0	.083

Pitching — Home / Away

Joe Conzelman — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	28	85.0	65	23	34	44	2.44
Away	26	78.0	77	31	32	26	3.58

Last 10 Games — Batting

Joe Conzelman — Last 10 Games — Batting
Date	Tm	Opp	Res	AB	R	H	SO
1915-08-15	PIT	CIN	L	1	0	0	0
1915-08-14	PIT	CIN	L	1	0	0	1
1915-08-06	PIT	PHI	L	0	0	0	0
1915-08-03	PIT	BSN	L	2	0	0	1
1915-07-19	PIT	BRO	L	0	0	0	0
1915-07-17	PIT	BRO	L	2	0	0	1
1915-07-09	PIT	PHI	L	0	0	0	0
1915-07-07	PIT	CHC	L	0	0	0	0
1915-07-06	PIT	STL	L	0	0	0	0
1915-07-03	PIT	CHC	L	2	1	1	0

Last 10 Games — Pitching

Joe Conzelman — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO
1915-08-15	PIT	CIN	—	4.0	3	2	2	4	2
1915-08-14	PIT	CIN	—	4.2	4	2	2	1	2
1915-08-06	PIT	PHI	—	1.0	2	0	0	0	0
1915-08-03	PIT	BSN	—	5.0	1	0	0	2	2
1915-07-19	PIT	BRO	—	2.0	0	0	0	0	1
1915-07-17	PIT	BRO	L	4.0	8	5	5	1	2
1915-07-09	PIT	PHI	—	1.0	1	0	0	1	0
1915-07-07	PIT	CHC	—	2.0	2	1	1	2	1
1915-07-06	PIT	STL	—	1.0	0	0	0	0	2
1915-07-03	PIT	CHC	—	6.0	6	3	3	3	2

Fielding Statistics

Career Fielding Totals by Position

Joe Conzelman — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	54	0	4	53	1	1

Season-by-Season Fielding

Joe Conzelman — Season-by-Season Fielding
Year	Team	Pos	G	PO	A	E	DP
1913	PIT	P	3	0	4	0	0
1914	PIT	P	33	4	33	0	1
1915	PIT	P	18	0	16	1	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Joe Conzelman — Career Games by Position
Position	Games
Pitcher	54

College History

Joe Conzelman — College History
School Name	City	State	Years Attended
Brown University	Providence	RI	1910, 1911, 1912

Joe Conzelman: the record in brief

Between the debut on May 1, 1913 and the final game on August 15, 1915, Joe Conzelman built the record summarized on this page. All of the seasons listed were played for the Pittsburgh Pirates. Conzelman, born on July 14, 1889, in Bristol, CT, USA, is listed as a pitcher and batted and threw right-handed. Size on record: 6 feet, 0 inches and 170 pounds. Conzelman died on April 17, 1979, in Mountain Brook, AL, USA. The given name on file is Joseph Harrison Conzelman.

Conzelman went 6-8 with a 2.92 ERA in 54 games, 12 of them starts. Also on Conzelman's record: 70 strikeouts. Conzelman's 2.92 ERA was close to the 2.95 league figure for those seasons. No season topped the 5 wins of 1914. In 1914, one of the busiest seasons, Conzelman posted a 2.94 ERA; the league figure that year was 2.93.

The position breakdown shows 54 games, all at pitcher. On the mound, the fielding record shows 1 errors alongside 4 putouts and 53 assists.

Frequently Asked Questions about Joe Conzelman

What years did Joe Conzelman play?: Joe Conzelman played in Major League Baseball from 1913 to 1915.
Was Joe Conzelman a pitcher?: Yes. Joe Conzelman pitched in the major leagues, recording 6 wins and 70 strikeouts.
How many home runs did Joe Conzelman hit?: Joe Conzelman hit 0 career home runs with 4 hits.
What was Joe Conzelman's career batting average?: Joe Conzelman batted .095 over his career, with 4 hits in 42 at bats.
How many RBI did Joe Conzelman have?: Joe Conzelman drove in 1 runs in his career.
What was Joe Conzelman's career ERA?: Joe Conzelman finished with a 2.92 career ERA, going 6-8 with 70 strikeouts.