What years did Cy Slapnicka play?

Cy Slapnicka played in Major League Baseball from 1911 to 1918.

Was Cy Slapnicka a pitcher?

Yes. Cy Slapnicka pitched in the major leagues, recording 1 wins and 13 strikeouts.

How many home runs did Cy Slapnicka hit?

Cy Slapnicka hit 0 career home runs with 3 hits.

What was Cy Slapnicka's career batting average?

Cy Slapnicka batted .130 over his career, with 3 hits in 23 at bats.

How many RBI did Cy Slapnicka have?

Cy Slapnicka drove in 2 runs in his career.

What was Cy Slapnicka's career ERA?

Cy Slapnicka finished with a 4.30 career ERA, going 1-6 with 13 strikeouts.

Cy Slapnicka

Pitcher · Career Stats, Bio & Records (1911-1918)

Cy Slapnicka was a pitcher who played in Major League Baseball from 1911 to 1918 for the Chicago Cubs and the Pittsburgh Pirates, a span of 8 seasons. Across 10 career appearances, he went 1-6 with a 4.30 ERA and 13 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 1–6

ERA 4.30

WHIP 1.36

SO 13

Pitcher PIV -1769.9

Position: Pitcher
Bats / Throws: B / R
Height / Weight: 5'10" / 165 lb
Born: 3/23/1886 in Cedar Rapids, IA, USA
Died: 10/20/1979 in Cedar Rapids, IA, USA
MLB Debut: 1911-09-26
Last Game: 1918-08-08

Full name: Cyril Charles Slapnicka

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Career Pitching Statistics

Cy Slapnicka — Career Pitching Statistics
W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
1	6	10	8	5	0	1	73.3	71	35	2	29	13	4.30	-1769.9

Career ERA 4.30 vs. league average 3.12 across their career seasons — 37.6% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Cy Slapnicka — Season-by-Season Pitching
Year	Team	Lg	W	L	G	GS	CG	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
1911	CHN	NL	0	2	3	2	1	0	24.0	21	9	7	10	3.38	3.37 (avg)	94.0
1918	PIT	NL	1	4	7	6	4	1	49.3	50	26	22	3	4.74	2.83 (-68%)	-1863.8
Career · 2 seasons			1	6	10	8	5	1	73.1	71	35	29	13	4.30	—	-1,770

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

Cy Slapnicka — Career Batting Statistics
G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
10	23	0	3	0	0	0	2	0	1	8	.130	.200	.130	.330	0

Career AVG .130 vs. league average .261 across their career seasons — 50.1% below league average.

Career OBP .200 vs. league average .328 across their career seasons — 39.1% below league average.

Career SLG .130 vs. league average .343 across their career seasons — 62.0% below league average.

Career OPS .330 vs. league average .671 across their career seasons — 50.8% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Cy Slapnicka — Season-by-Season Batting
Year	Team	Lg	G	AB	H	RBI	BB	SO	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
1911	CHN	NL	3	9	2	1	0	2	.222	—	—	—	—	0.0
1918	PIT	NL	7	14	1	1	1	6	.071	—	—	—	—	0.0
Career · 2 seasons			10	23	3	2	1	8	.130	—	—	—	—	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 (20 games) →

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

Batting — Home / Away

Cy Slapnicka — Batting — Home / Away
Split	G	AB	R	H	HR	RBI	AVG
Home	6	14	0	0	0	0	.000
Away	4	8	0	3	0	1	.375

Pitching — Home / Away

Cy Slapnicka — Pitching — Home / Away
Split	G	IP	H	ER	BB	SO	ERA
Home	6	46.2	35	14	16	12	2.70
Away	4	26.2	36	19	13	1	6.41

Last 10 Games — Batting

Cy Slapnicka — Last 10 Games — Batting
Date	Tm	Opp	Res	AB	H	RBI	BB	SO
1918-08-08	PIT	PHI	L	2	1	0	1	0
1918-08-03	PIT	BSN	W	0	0	0	0	0
1918-07-25	PIT	BRO	L	2	0	0	0	2
1918-07-18	PIT	PHI	L	4	0	0	0	2
1918-07-10	PIT	NY1	L	0	0	0	0	0
1918-07-05	PIT	NY1	W	3	0	0	0	1
1918-07-02	PIT	CIN	W	2	0	0	0	1
1911-10-12	CHC	CIN	L	4	2	1	0	0
1911-10-07	CHC	PIT	L	3	0	0	0	2
1911-09-26	CHC	BSN	L	2	0	0	0	0

Last 10 Games — Pitching

Cy Slapnicka — Last 10 Games — Pitching
Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
1918-08-08	PIT	PHI	L	8.0	11	8	7	2	1	2
1918-08-03	PIT	BSN	—	2.2	0	0	0	2	0	0
1918-07-25	PIT	BRO	L	8.0	17	10	9	4	0	0
1918-07-18	PIT	PHI	L	13.0	4	1	1	4	1	0
1918-07-10	PIT	NY1	L	0.1	3	4	4	3	0	0
1918-07-05	PIT	NY1	W	9.0	9	4	1	3	1	0
1918-07-02	PIT	CIN	—	8.1	6	6	3	4	0	0
1911-10-12	CHC	CIN	L	8.0	8	4	3	5	0	0
1911-10-07	CHC	PIT	—	8.0	2	1	0	1	5	0
1911-09-26	CHC	BSN	L	8.0	11	7	5	1	5	0

Fielding Statistics

Career Fielding Totals by Position

Cy Slapnicka — Career Fielding Totals by Position
Position	G	GS	PO	A	E	DP
P	10	0	8	23	2	0

Season-by-Season Fielding

Cy Slapnicka — Season-by-Season Fielding
Year	Team	Pos	G	GS	PO	A	E	DP
1911	CHN	P	3	0	5	9	0	0
1918	PIT	P	7	0	3	14	2	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Cy Slapnicka — Career Games by Position
Position	Games
Pitcher	10

Frequently Asked Questions about Cy Slapnicka

What years did Cy Slapnicka play?: Cy Slapnicka played in Major League Baseball from 1911 to 1918.
Was Cy Slapnicka a pitcher?: Yes. Cy Slapnicka pitched in the major leagues, recording 1 wins and 13 strikeouts.
How many home runs did Cy Slapnicka hit?: Cy Slapnicka hit 0 career home runs with 3 hits.
What was Cy Slapnicka's career batting average?: Cy Slapnicka batted .130 over his career, with 3 hits in 23 at bats.
How many RBI did Cy Slapnicka have?: Cy Slapnicka drove in 2 runs in his career.
What was Cy Slapnicka's career ERA?: Cy Slapnicka finished with a 4.30 career ERA, going 1-6 with 13 strikeouts.