What years did Carroll Sembera play?

Carroll Sembera played in Major League Baseball from 1965 to 1970.

Was Carroll Sembera a pitcher?

Yes. Carroll Sembera pitched in the major leagues, recording 3 wins and 94 strikeouts.

How many home runs did Carroll Sembera hit?

Carroll Sembera hit 0 career home runs with 2 hits.

What was Carroll Sembera's career batting average?

Carroll Sembera batted .133 over his career, with 2 hits in 15 at bats.

What was Carroll Sembera's career ERA?

Carroll Sembera finished with a 4.70 career ERA, going 3-11 with 94 strikeouts.

How many strikeouts did Carroll Sembera have?

Carroll Sembera recorded 94 career strikeouts.

Carroll Sembera

Pitcher · Career Stats, Bio & Records (1965-1970)

Carroll Sembera was a pitcher who played in Major League Baseball from 1965 to 1970 for the Houston Astros and the Montreal Expos, a span of 6 seasons. Across 99 career appearances, he went 3-11 with a 4.70 ERA and 94 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 3–11

ERA 4.70

WHIP 1.59

SO 94

Pitcher PIV -1176.8

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'0" / 155 lb
Born: 7/26/1941 in Shiner, TX, USA
Died: 6/15/2005 in Shiner, TX, USA
MLB Debut: 1965-09-28
Last Game: 1970-04-26

Full name: Carroll William Sembera

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Career Pitching Statistics

Carroll Sembera — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
3	11	99	1	0	0	6	139.2	149	73	13	73	94	4.70	-1176.8

Career ERA 4.70 vs. league average 3.58 across their career seasons — 31.5% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Carroll Sembera — Season-by-Season Pitching
Year	Team	Lg	W	L	G	GS	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1965	HOU	NL	0	1	2	1	0	7.1	5	3	3	4	3.68	—	0.0
1966	HOU	NL	1	2	24	0	1	33.0	36	11	16	21	3.00	3.52 (+15%)	-328.1
1967	HOU	NL	2	6	45	0	3	59.2	66	32	19	48	4.83	3.30 (-46%)	-234.7
1969	MON	NL	0	2	23	0	2	33.0	28	13	24	15	3.55	3.61 (+2%)	-614.0
1970	MON	NL	0	0	5	0	0	6.2	14	14	11	6	18.90	—	0.0
Career · 5 seasons			3	11	99	1	6	139.2	149	73	73	94	4.70	—	-1,177

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

Carroll Sembera — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
99	15	1	2	0	0	0	0	0	0	6	.133	.133	.133	.267	0

Career AVG .133 vs. league average .248 across their career seasons — 46.2% below league average.

Career OBP .133 vs. league average .315 across their career seasons — 57.7% below league average.

Career SLG .133 vs. league average .372 across their career seasons — 64.2% below league average.

Career OPS .267 vs. league average .688 across their career seasons — 61.2% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Carroll Sembera — Season-by-Season Batting
Year	Team	Lg	G	AB	R	H	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1965	HOU	NL	2	1	0	0	1	.000	—	—	—	—	0.0
1966	HOU	NL	24	3	0	0	2	.000	—	—	—	—	0.0
1967	HOU	NL	45	7	1	1	3	.143	—	—	—	—	0.0
1969	MON	NL	23	4	0	1	0	.250	—	—	—	—	0.0
1970	MON	NL	5	0	0	0	0	.000	—	—	—	—	0.0
Career · 5 seasons			99	15	1	2	6	.133	—	—	—	—	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 (198 games) →

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

Batting — Home / Away

Carroll Sembera — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	42	5	0	1	0	0	.200
Away	57	10	1	1	0	0	.100

Pitching — Home / Away

Carroll Sembera — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	42	58.1	57	26	28	40	4.01
Away	57	81.1	92	47	45	54	5.20

Last 10 Games — Pitching

Carroll Sembera — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
1970-04-26	WSN	SFG	—	3.0	4	5	5	4	4	2
1970-04-24	WSN	SFG	—	1.0	4	4	4	2	0	0
1970-04-18	WSN	CHC	—	2.0	3	2	2	1	2	0
1970-04-17	WSN	CHC	—	0.1	0	0	0	2	0	0
1970-04-08	WSN	STL	—	0.1	3	3	3	2	0	0
1969-10-02	WSN	PIT	—	1.0	2	1	1	0	2	0
1969-09-20	WSN	PHI	—	0.2	0	0	0	1	0	0
1969-09-17	WSN	NYN	—	1.1	1	1	1	4	0	0
1969-09-10	WSN	NYN	—	1.0	1	0	0	0	0	0
1969-06-03	WSN	SFG	—	2.0	1	1	1	1	0	0

Fielding Statistics

Career Fielding Totals by Position

Carroll Sembera — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	99	1	5	30	1	1

Season-by-Season Fielding

Carroll Sembera — Season-by-Season Fielding
Year	Team	Pos	G	GS	PO	A	E	DP
1965	HOU	P	2	1	0	2	0	0
1966	HOU	P	24	0	3	6	0	0
1967	HOU	P	45	0	2	15	0	0
1969	MON	P	23	0	0	6	1	1
1970	MON	P	5	0	0	1	0	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Carroll Sembera — Career Games by Position
Position	Games
Pitcher	99

Carroll Sembera: the record in brief

September 28, 1965 and April 26, 1970 bracket Carroll Sembera's time in the majors: the debut and the last game on record. By club, Sembera's seasons break down as the Houston Astros (1965 through 1967) and the Montreal Expos (1969 through 1970). Sembera is listed as a pitcher at 155 pounds on a 6-foot-0 frame. The bio says Sembera threw and hit right-handed. The recorded birth is July 26, 1941, in Shiner, TX, USA. The bio records the death on June 15, 2005, in Shiner, TX, USA. Carroll Sembera was the playing name; the full given name is Carroll William.

Sembera pitched in 99 games, starting 1, and finished with a 3-11 record and 4.70 ERA. The totals include 94 strikeouts. Against a 3.58 league ERA for the same seasons, the 4.70 mark was 31.5% worse. In 1967, one of the busiest seasons, Sembera posted a 4.83 ERA; the league figure that year was 3.30.

Frequently Asked Questions about Carroll Sembera

What years did Carroll Sembera play?: Carroll Sembera played in Major League Baseball from 1965 to 1970.
Was Carroll Sembera a pitcher?: Yes. Carroll Sembera pitched in the major leagues, recording 3 wins and 94 strikeouts.
How many home runs did Carroll Sembera hit?: Carroll Sembera hit 0 career home runs with 2 hits.
What was Carroll Sembera's career batting average?: Carroll Sembera batted .133 over his career, with 2 hits in 15 at bats.
What was Carroll Sembera's career ERA?: Carroll Sembera finished with a 4.70 career ERA, going 3-11 with 94 strikeouts.
How many strikeouts did Carroll Sembera have?: Carroll Sembera recorded 94 career strikeouts.