Dan Warthen

Pitcher · Career Stats, Bio & Records (1975-1978)

Dan Warthen was a pitcher who played in Major League Baseball from 1975 to 1978 for the Montreal Expos, the Philadelphia Phillies, and the Houston Astros, a span of 4 seasons. Across 83 career appearances, he went 12-21 with a 4.31 ERA and 224 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 12–21
ERA 4.31
WHIP 1.47
SO 224
Pitcher PIV -3844.0
Position
Pitcher
Bats / Throws
B / L
Height / Weight
6'0" / 200 lb
Born
12/1/1952 in Omaha, NE, USA
MLB Debut
1975-05-18
Last Game
1978-09-29

Full name: Daniel Dean Warthen

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Career Pitching Statistics

Dan Warthen — Career Pitching Statistics
W L G GS CG SHO SV IP H ER HR BB SO ERA Pitcher PIV
12 21 83 41 5 1 3 307.0 253 147 26 198 224 4.31 -3844.0

Career ERA 4.31 vs. league average 3.73 across their career seasons — 15.5% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Dan Warthen — Season-by-Season Pitching
Year Team Lg W L G GS CG SHO SV IP H ER BB SO ERA Lg ERA Pitcher PIV
1975 MON NL 8 6 40 18 2 0 3 167.2 130 58 87 128 3.11 3.71 (+16%) 1975.7
1976 MON NL 2 10 23 16 2 1 0 90.0 76 53 66 67 5.30 3.51 (-51%) -2366.4
1977 MON NL 2 3 12 6 1 0 0 35.0 33 31 38 26 7.97 4.00 (-99%) -2722.1
1977 PHI NL 0 1 3 0 0 0 0 3.2 4 0 5 1 0.00 — 0.0
1978 HOU NL 0 1 5 1 0 0 0 10.2 10 5 2 2 4.22 3.69 (-14%) -731.1
Career · 5 seasons 12 21 83 41 5 1 3 307.0 253 147 198 224 4.31 — -3,844

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

Dan Warthen — Career Batting Statistics
G AB R H 2B 3B HR RBI SB BB SO AVG OBP SLG OPS PIV
83 89 3 7 0 0 0 1 0 2 41 .079 .099 .079 .178 -506

Career AVG .079 vs. league average .259 across their career seasons — 69.6% below league average.

Career OBP .099 vs. league average .325 across their career seasons — 69.6% below league average.

Career SLG .079 vs. league average .379 across their career seasons — 79.3% below league average.

Career OPS .178 vs. league average .704 across their career seasons — 74.8% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Dan Warthen — 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
1975 MON NL 40 51 2 6 0 0 0 1 0 1 24 .118 .257 (-54%) .327 (-59%) .374 (-69%) .701 (-64%) -505.9
1976 MON NL 23 27 0 0 0 0 0 0 0 0 13 .000 — — — — 0.0
1977 MON NL 12 9 1 1 0 0 0 0 0 1 2 .111 — — — — 0.0
1977 PHI NL 3 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
1978 HOU NL 5 2 0 0 0 0 0 0 0 0 2 .000 — — — — 0.0
Career · 5 seasons 83 89 3 7 0 0 0 1 0 2 41 .079 — — — — -506

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 (166 games) →

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

Batting — Home / Away

Dan Warthen — Batting — Home / Away
SplitGABRHHRRBIAVG
Home37383401.105
Away46510300.059

Pitching — Home / Away

Dan Warthen — Pitching — Home / Away
SplitGIPHERBBSOERA
Home37143.212274971124.64
Away46163.1131731011124.02

Last 10 Games — Batting

Dan Warthen — Last 10 Games — Batting
DateTmOppResABRH2B3BHRRBIBBSO
1978-09-29 HOUSFGL 200000002
1978-09-24 HOUSFGL 000000000
1978-09-23 HOUSFGL 000000000
1978-09-11 HOUCINL 000000000
1978-09-04 HOUCINL 000000000
1977-10-01 PHIWSNL 000000000
1977-09-18 PHISTLL 000000000
1977-06-24 PHISTLL 000000000
1977-06-10 WSNCINL 000000000
1977-06-02 WSNNYNL 100000000

Last 10 Games — Pitching

Dan Warthen — Last 10 Games — Pitching
DateTmOppDecIPHRERBBSOHR
1978-09-29 HOUSFG L 8.0522011
1978-09-24 HOUSFG — 1.0111001
1978-09-23 HOUSFG — 0.2100100
1978-09-11 HOUCIN — 0.0100000
1978-09-04 HOUCIN — 1.0222111
1977-10-01 PHIWSN L 1.0330100
1977-09-18 PHISTL — 2.0100110
1977-06-24 PHISTL — 0.2000300
1977-06-10 WSNCIN — 1.1333111
1977-06-02 WSNNYN L 4.0666441

Fielding Statistics

Career Fielding Totals by Position

Dan Warthen — Career Fielding Totals by Position
Position G GS PO A E DP
P 83 41 11 48 2 5

Season-by-Season Fielding

Dan Warthen — Season-by-Season Fielding
Year Team Pos G GS PO A E DP
1975 MON P 40 18 6 26 1 3
1976 MON P 23 16 3 13 0 0
1977 MON P 12 6 1 7 0 2
1977 PHI P 3 0 0 1 1 0
1978 HOU P 5 1 1 1 0 0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Dan Warthen — Career Games by Position
Position Games
Pitcher 83

Dan Warthen: the record in brief

The profile opens with Dan Warthen's first major league game on May 18, 1975; the last one listed came on September 29, 1978. By club, Warthen's seasons break down as the Montreal Expos (1975 to 1977), the Philadelphia Phillies (1977), and the Houston Astros (1978). At 6-foot-0 and 200 pounds, Warthen is listed as a pitcher. Warthen switch-hit and threw left-handed, per the bio block. The recorded birth is December 1, 1952, in Omaha, NE, USA. The given name on file is Daniel Dean Warthen.

The pitching table credits Warthen with a 12-21 record and a 4.31 ERA in 83 games. Also on Warthen's record: 224 strikeouts. Against a 3.73 league ERA for the same seasons, the 4.31 mark was 15.5% worse. No season topped the 8 wins of 1975. In 1975, one of the busiest seasons, Warthen posted a 3.11 ERA; the league figure that year was 3.71.

Every defensive appearance on record for Warthen, 83 games, came at pitcher. Fielding on the mound produced 11 putouts and 48 assists against 2 errors.

Frequently Asked Questions about Dan Warthen

What years did Dan Warthen play?
Dan Warthen played in Major League Baseball from 1975 to 1978.
Was Dan Warthen a pitcher?
Yes. Dan Warthen pitched in the major leagues, recording 12 wins and 224 strikeouts.
How many home runs did Dan Warthen hit?
Dan Warthen hit 0 career home runs with 7 hits.
What teams did Dan Warthen play for?
Dan Warthen played for 3 teams: the Montreal Expos (1975–1977), the Philadelphia Phillies (1977), and the Houston Astros (1978).
What were Dan Warthen's career stats?
In 83 games, Dan Warthen went 12-21 with a 4.31 ERA, 224 strikeouts, 307.0 innings pitched, and 3 saves.
What position did Dan Warthen play?
Dan Warthen played primarily as a pitcher, the position where he appeared in the most games.
How tall was Dan Warthen and how much did he weigh?
Dan Warthen was listed at 6 feet and 200 pounds.
What was Dan Warthen's career ERA?
Dan Warthen finished with a 4.31 career ERA, going 12-21 with 224 strikeouts.
How many strikeouts did Dan Warthen have?
Dan Warthen recorded 224 career strikeouts.
Is Dan Warthen in the Hall of Fame?
No. Dan Warthen has not been inducted into the National Baseball Hall of Fame.