Don Carlsen

Pitcher · Career Stats, Bio & Records (1948-1952)

Don Carlsen was a pitcher who played in Major League Baseball from 1948 to 1952 for the Chicago Cubs and the Pittsburgh Pirates, a span of 5 seasons. Across 13 career appearances, he went 2-4 with a 6.00 ERA and 23 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 2–4
ERA 6.00
WHIP 1.78
SO 23
Pitcher PIV -17.0
Position
Pitcher
Bats / Throws
R / R
Height / Weight
6'1" / 175 lb
Born
10/15/1926 in Chicago, IL, USA
Died
9/22/2002 in Denver, CO, USA
MLB Debut
1948-04-28
Last Game
1952-05-24

Full name: Donald Herbert Carlsen

Career Pitching Statistics

Don Carlsen — Career Pitching Statistics
W L G GS CG SHO SV IP H ER HR BB SO ERA Pitcher PIV
2 4 13 7 2 0 0 54.0 75 36 5 21 23 6.00 -17.0

Career ERA 6.00 vs. league average 3.96 across their career seasons — 51.7% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

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

Don Carlsen — Career Batting Statistics
G AB R H 2B 3B HR RBI SB BB SO AVG OBP SLG OPS PIV
13 19 1 5 0 0 0 1 0 0 1 .263 .263 .263 .526 0

Career AVG .263 vs. league average .259 across their career seasons — near league average.

Career OBP .263 vs. league average .335 across their career seasons — 21.4% below league average.

Career SLG .263 vs. league average .378 across their career seasons — 30.4% below league average.

Career OPS .526 vs. league average .713 across their career seasons — 26.2% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

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.

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

Batting — Home / Away

Don Carlsen — Batting — Home / Away
SplitGABRHHRRBIAVG
Home890200.222
Away591301.333

Pitching — Home / Away

Don Carlsen — Pitching — Home / Away
SplitGIPHERBBSOERA
Home832.0452513147.03
Away522.03011894.50

Last 10 Games — Batting

Don Carlsen — Last 10 Games — Batting
DateTmOppResABRH2B3BHRRBIBBSO
1952-05-24 PITCHCL 101000000
1952-05-17 PITBROL 100000000
1952-05-06 PITPHIL 100000000
1952-04-22 PITCHCL 000000000
1952-04-20 PITCINL 000000000
1951-09-16 PITNY1L 100000000
1951-09-11 PITPHIL 300000000
1951-09-07 PITSTLL 000000000
1951-09-03 PITCHCL 000000000
1951-09-01 PITSTLL 301000100

Last 10 Games — Pitching

Don Carlsen — Last 10 Games — Pitching
DateTmOppDecIPHRERBBSOHR
1952-05-24 PITCHC — 1.0433000
1952-05-17 PITBRO — 2.0200000
1952-05-06 PITPHI L 5.0844421
1952-04-22 PITCHC — 0.0232000
1952-04-20 PITCIN — 2.0433100
1951-09-16 PITNY1 — 4.0622231
1951-09-11 PITPHI L 8.1633031
1951-09-07 PITSTL L 2.2776411
1951-09-03 PITCHC — 0.0322000
1951-09-01 PITSTL L 7.01044231

Fielding Statistics

Career Fielding Totals by Position

Don Carlsen — Career Fielding Totals by Position
Position G GS PO A E DP
P 13 0 1 12 2 2

Season-by-Season Fielding

Career Games by Position

Position Diamond

Circle size = games played at each position.

Don Carlsen — Career Games by Position
Position Games
Pitcher 13

Don Carlsen: the record in brief

According to the bio, Don Carlsen debuted on April 28, 1948 and played a final game on May 24, 1952. The season rows list, in order, the Chicago Cubs (1948) and the Pittsburgh Pirates (1951 through 1952). Carlsen is listed as a pitcher at 175 pounds on a 6-foot-1 frame. Carlsen both batted and threw right-handed, per the bio block. Carlsen was born on October 15, 1926, in Chicago, IL, USA. Carlsen's death is recorded on September 22, 2002, in Denver, CO, USA. Don Carlsen was the playing name; the full given name is Donald Herbert.

Carlsen pitched in 13 games, starting 7, and finished with a 2-4 record and 6.00 ERA. Carlsen had 23 strikeouts. The league ERA over Carlsen's seasons was 3.96, so the 6.00 figure ran 51.7% worse than average. 1951 was Carlsen's sharpest full season, a 4.19 ERA against the league's 4.04.

The position breakdown shows 13 games, all at pitcher. The fielding table credits Carlsen with 1 putouts, 12 assists and 2 errors on the mound.

Frequently Asked Questions about Don Carlsen

What years did Don Carlsen play?
Don Carlsen played in Major League Baseball from 1948 to 1952.
Was Don Carlsen a pitcher?
Yes. Don Carlsen pitched in the major leagues, recording 2 wins and 23 strikeouts.
How many home runs did Don Carlsen hit?
Don Carlsen hit 0 career home runs with 5 hits.
What teams did Don Carlsen play for?
Don Carlsen played for 2 teams: the Chicago Cubs (1948) and the Pittsburgh Pirates (1951–1952).
What were Don Carlsen's career stats?
In 13 games, Don Carlsen went 2-4 with a 6.00 ERA, 23 strikeouts, and 54.0 innings pitched.
What position did Don Carlsen play?
Don Carlsen played primarily as a pitcher, the position where he appeared in the most games.
How tall was Don Carlsen and how much did he weigh?
Don Carlsen was listed at 6 feet 1 inch and 175 pounds.
What was Don Carlsen's career ERA?
Don Carlsen finished with a 6.00 career ERA, going 2-4 with 23 strikeouts.
How many strikeouts did Don Carlsen have?
Don Carlsen recorded 23 career strikeouts.
Is Don Carlsen in the Hall of Fame?
No. Don Carlsen has not been inducted into the National Baseball Hall of Fame.