Lou Koupal

Pitcher · Career Stats, Bio & Records (1925-1937)

Lou Koupal was a pitcher who played in Major League Baseball from 1925 to 1937 for 4 teams, including the Pittsburgh Pirates, a span of 13 seasons. Across 101 career appearances, he went 10-21 with a 5.58 ERA and 87 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

W–L 10–21
ERA 5.58
WHIP 1.77
SO 87
Pitcher PIV -4784.4
Position
Pitcher
Bats / Throws
R / R
Height / Weight
5'11" / 175 lb
Born
12/19/1898 in Tabor, SD, USA
Died
12/8/1961 in San Gabriel, CA, USA
MLB Debut
1925-04-17
Last Game
1937-09-26

Full name: Louis Laddie Koupal

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Career Pitching Statistics

Lou Koupal — Career Pitching Statistics
W L G GS CG SHO SV IP H ER HR BB SO ERA Pitcher PIV
10 21 101 35 12 0 7 335.1 436 208 23 156 87 5.58 -4784.4

Career ERA 5.58 vs. league average 4.42 across their career seasons — 26.3% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Lou Koupal — Season-by-Season Pitching
Year Team Lg W L G GS CG SHO SV IP H ER BB SO ERA Lg ERA Pitcher PIV
1925 PIT NL 0 0 6 0 0 0 0 9.0 14 9 7 0 9.00 4.55 (-98%) 0.0
1926 PIT NL 0 2 6 2 1 0 0 19.2 22 7 8 7 3.20 4.11 (+22%) 186.0
1928 BRO NL 1 0 17 1 1 0 1 37.1 43 10 15 10 2.41 4.13 (+42%) 272.6
1929 BRO NL 0 1 18 3 0 0 4 40.1 49 24 25 17 5.36 4.60 (-16%) -733.4
1929 PHI NL 5 5 15 12 3 0 2 86.2 106 46 29 18 4.78 4.60 (-4%) -328.4
1930 PHI NL 0 4 13 4 1 0 0 36.2 52 35 17 11 8.59 4.80 (-79%) -1006.7
1937 SLA AL 4 9 26 13 6 0 0 105.2 150 77 55 24 6.56 4.34 (-51%) -3174.3
Career · 7 seasons 10 21 101 35 12 0 7 335.1 436 208 156 87 5.58 — -4,784

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

Lou Koupal — Career Batting Statistics
G AB R H 2B 3B HR RBI SB BB SO AVG OBP SLG OPS PIV
102 104 6 11 0 1 0 3 0 1 20 .106 .123 .125 .248 0

Career AVG .106 vs. league average .285 across their career seasons — 62.9% below league average.

Career OBP .123 vs. league average .348 across their career seasons — 64.8% below league average.

Career SLG .125 vs. league average .406 across their career seasons — 69.2% below league average.

Career OPS .248 vs. league average .754 across their career seasons — 67.2% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Lou Koupal — Season-by-Season Batting
Year Team Lg G AB R H 2B 3B HR RBI SB BB SO AVG Lg AVG Lg OBP Lg SLG Lg OPS PIV
1925 PIT NL 7 1 1 0 0 0 0 0 0 0 1 .000 — — — — 0.0
1926 PIT NL 6 4 1 1 0 0 0 0 0 0 0 .250 — — — — 0.0
1928 BRO NL 17 9 0 1 0 0 0 0 0 0 3 .111 — — — — 0.0
1929 BRO NL 18 14 0 1 0 0 0 0 0 0 6 .071 — — — — 0.0
1929 PHI NL 15 32 2 4 0 1 0 0 0 0 1 .125 — — — — 0.0
1930 PHI NL 13 12 0 1 0 0 0 0 0 0 4 .083 — — — — 0.0
1937 SLA AL 26 32 2 3 0 0 0 3 0 1 5 .094 — — — — 0.0
Career · 7 seasons 102 104 6 11 0 1 0 3 0 1 20 .106 — — — — 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 (203 games) →

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

Batting — Home / Away

Lou Koupal — Batting — Home / Away
SplitGABRHHRRBIAVG
Home49413601.146
Away53633503.079

Pitching — Home / Away

Lou Koupal — Pitching — Home / Away
SplitGIPHERBBSOERA
Home49148.01939267435.59
Away52188.124511390435.40

Last 10 Games — Batting

Lou Koupal — Last 10 Games — Batting
DateTmOppResABRH2B3BHRRBIBBSO
1937-09-26 SLACHWL 200000001
1937-09-20 SLABOSL 000000000
1937-09-14 SLAPHAW 400000000
1937-09-09 SLACHWL 000000000
1937-09-06 SLADETL 200000000
1937-08-31 SLAPHAL 200000000
1937-08-29 SLABOSL 000000000
1937-08-25 SLAMINL 000000000
1937-08-19 SLACLEL 101000000
1937-08-14 SLADETL 100000001

Last 10 Games — Pitching

Lou Koupal — Last 10 Games — Pitching
DateTmOppDecIPHRERBBSOHR
1937-09-26 SLACHW L 8.01342010
1937-09-20 SLABOS — 2.0000200
1937-09-14 SLAPHA W 9.01044651
1937-09-09 SLACHW — 2.0321000
1937-09-06 SLADET L 6.01455122
1937-08-31 SLAPHA L 8.0752230
1937-08-29 SLABOS — 1.0100000
1937-08-25 SLAMIN — 0.0311100
1937-08-19 SLACLE L 5.0866311
1937-08-14 SLADET L 2.2777500

Fielding Statistics

Career Fielding Totals by Position

Lou Koupal — Career Fielding Totals by Position
Position G GS PO A E DP
P 101 0 9 67 3 3

Season-by-Season Fielding

Lou Koupal — Season-by-Season Fielding
Year Team Pos G GS PO A E DP
1925 PIT P 6 0 0 3 0 0
1926 PIT P 6 0 1 4 0 0
1928 BRO P 17 0 1 14 0 1
1929 BRO P 18 0 1 6 0 1
1929 PHI P 15 0 3 17 3 0
1930 PHI P 13 0 0 4 0 0
1937 SLA P 26 0 3 19 0 1

Career Games by Position

Position Diamond

Circle size = games played at each position.

Lou Koupal — Career Games by Position
Position Games
Pitcher 101

Most Similar Players

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

Career Spans

Lou Koupal (highlighted) compared to peers across the same era.

  1. 98
    Crazy Schmit
    7-36, 5.45 ERA
  2. 92
    Ed Linke
    22-22, 5.61 ERA
  3. 86
    George Grant
    15-20, 5.65 ERA
  4. 80
    Bert Inks
    27-46, 5.52 ERA
  5. 65
    Con Lucid
    23-23, 6.02 ERA
  6. 63
    Mike McDermott
    11-33, 6.17 ERA

Lou Koupal: the record in brief

Lou Koupal played a first major league game on April 17, 1925 and a last one on September 26, 1937. Koupal played for the Pittsburgh Pirates (1925 through 1926), the Brooklyn Robins (1928 to 1929), the Philadelphia Phillies (1929 to 1930), and the St. Louis Browns (1937). Koupal, a pitcher by primary position, threw and hit right-handed. The recorded size is 5 feet, 11 inches and 175 pounds. Koupal was born on December 19, 1898, in Tabor, SD, USA. Koupal died on December 8, 1961, in San Gabriel, CA, USA. The given name on file is Louis Laddie Koupal.

The pitching table credits Koupal with a 10-21 record and a 5.58 ERA in 101 games. Also on Koupal's record: 87 strikeouts and 12 complete games. Against a 4.42 league ERA for the same seasons, the 5.58 mark was 26.3% worse. No season topped the 5 wins of 1929. Among the heaviest workloads, the lowest ERA was 4.78 in 1929, when the league's was 4.60.

Frequently Asked Questions about Lou Koupal

What years did Lou Koupal play?
Lou Koupal played in Major League Baseball from 1925 to 1937.
Was Lou Koupal a pitcher?
Yes. Lou Koupal pitched in the major leagues, recording 10 wins and 87 strikeouts.
How many home runs did Lou Koupal hit?
Lou Koupal hit 0 career home runs with 11 hits.
What teams did Lou Koupal play for?
Lou Koupal played for 4 teams: the Pittsburgh Pirates (1925–1926), the Brooklyn Robins (1928–1929), the Philadelphia Phillies (1929–1930), and the St. Louis Browns (1937).
What were Lou Koupal's career stats?
In 101 games, Lou Koupal went 10-21 with a 5.58 ERA, 87 strikeouts, 335.1 innings pitched, and 7 saves.
What position did Lou Koupal play?
Lou Koupal played primarily as a pitcher, the position where he appeared in the most games.
How tall was Lou Koupal and how much did he weigh?
Lou Koupal was listed at 5 feet 11 inches and 175 pounds.
What was Lou Koupal's career ERA?
Lou Koupal finished with a 5.58 career ERA, going 10-21 with 87 strikeouts.
How many strikeouts did Lou Koupal have?
Lou Koupal recorded 87 career strikeouts.
Is Lou Koupal in the Hall of Fame?
No. Lou Koupal has not been inducted into the National Baseball Hall of Fame.