Keith Hessler

Pitcher · Career Stats, Bio & Records (2015-2016)

Keith Hessler was a pitcher who played in Major League Baseball from 2015 to 2016 for the Arizona Diamondbacks and the San Diego Padres, a span of 2 seasons. Across 35 career appearances, he went 1-1 with a 5.56 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 1–1
ERA 5.56
WHIP 1.68
SO 23
Pitcher PIV -1282.8
Position
Pitcher
Bats / Throws
L / L
Height / Weight
6'4" / 244 lb
Born
3/15/1989 in Washington, DC, USA
MLB Debut
2015-08-08
Last Game
2016-09-30

Full name: Keith Alexander Hessler

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Career Pitching Statistics

Keith Hessler — Career Pitching Statistics
W L G GS CG SHO SV IP H ER HR BB SO ERA Pitcher PIV
1 1 35 0 0 0 0 34.0 40 21 6 17 23 5.56 -1282.8

Career ERA 5.56 vs. league average 4.08 across their career seasons — 36.4% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Keith Hessler — Season-by-Season Pitching
Year Team Lg W L G GS CG SHO SV IP H ER BB SO ERA Lg ERA Pitcher PIV
2015 ARI NL 0 1 18 0 0 0 0 12.1 16 11 4 12 8.03 3.96 (-103%) -744.7
2016 ARI NL 0 0 2 0 0 0 0 3.0 5 3 2 2 9.00 — 0.0
2016 SDN NL 1 0 15 0 0 0 0 18.2 19 7 11 9 3.38 4.19 (+19%) -538.1
Career · 3 seasons 1 1 35 0 0 0 0 34.0 40 21 17 23 5.56 — -1,283

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

Keith Hessler — Career Batting Statistics
G AB R H 2B 3B HR RBI SB BB SO AVG OBP SLG OPS PIV
35 1 0 1 0 0 0 0 0 0 0 1.000 1.000 1.000 2.000 0

Career AVG 1.000 vs. league average .255 across their career seasons — +292.3% above league average.

Career OBP 1.000 vs. league average .319 across their career seasons — +213.3% above league average.

Career SLG 1.000 vs. league average .411 across their career seasons — +143.3% above league average.

Career OPS 2.000 vs. league average .730 across their career seasons — +173.9% above league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Keith Hessler — 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
2015 ARI NL 18 1 0 1 0 0 0 0 0 0 0 1.000 — — — — 0.0
2016 ARI NL 2 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2016 SDN NL 15 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
Career · 3 seasons 35 1 0 1 0 0 0 0 0 0 0 1.000 — — — — 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 (70 games) →

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

Batting — Home / Away

Keith Hessler — Batting — Home / Away
SplitGABRHHRRBIAVG
Home1800000—
Away17101001.000

Pitching — Home / Away

Keith Hessler — Pitching — Home / Away
SplitGIPHERBBSOERA
Home1821.01768132.57
Away1713.0231591010.38

Last 10 Games — Pitching

Keith Hessler — Last 10 Games — Pitching
DateTmOppDecIPHRERBBSOHR
2016-09-30 SDPAZ — 0.1000000
2016-09-28 SDPLAD — 1.0100010
2016-09-24 SDPSFG — 2.0100000
2016-09-20 SDPAZ W 0.1000000
2016-09-18 SDPCOL — 0.2000000
2016-09-17 SDPCOL — 1.1100110
2016-09-08 SDPCOL — 1.0100110
2016-09-06 SDPBOS — 2.0100020
2016-09-03 SDPLAD — 1.0000210
2016-08-31 SDPATL — 1.0200110

Fielding Statistics

Career Fielding Totals by Position

Keith Hessler — Career Fielding Totals by Position
Position G GS PO A E DP
P 35 0 1 6 0 1

Season-by-Season Fielding

Keith Hessler — Season-by-Season Fielding
Year Team Pos G GS PO A E DP
2015 ARI P 18 0 1 2 0 0
2016 ARI P 2 0 0 1 0 0
2016 SDN P 15 0 0 3 0 1

Career Games by Position

Position Diamond

Circle size = games played at each position.

Keith Hessler — Career Games by Position
Position Games
Pitcher 35

Keith Hessler: the record in brief

Keith Hessler's major league career runs from a debut on August 8, 2015 to a final game on September 30, 2016. Club by club, the record runs the Arizona Diamondbacks (2015 to 2016) and the San Diego Padres (2016). Hessler, a pitcher by primary position, threw and hit left-handed. Height and weight on file: 244 pounds on a 6-foot-4 frame. The birth record reads March 15, 1989, in Washington, DC, USA. The given name on file is Keith Alexander Hessler.

Hessler went 1-1 with a 5.56 ERA in 35 games, 0 of them starts. Hessler had 23 strikeouts. Against a 4.08 league ERA for the same seasons, the 5.56 mark was 36.4% worse. In 2016, one of the busiest seasons, Hessler posted a 3.38 ERA; the league figure that year was 4.19.

Every defensive appearance on record for Hessler, 35 games, came at pitcher. The fielding table credits Hessler with 1 putouts, 6 assists and 0 errors on the mound.

Hessler's game-by-game log, linked below the splits, holds 70 games from Retrosheet.

Frequently Asked Questions about Keith Hessler

What years did Keith Hessler play?
Keith Hessler played in Major League Baseball from 2015 to 2016.
Was Keith Hessler a pitcher?
Yes. Keith Hessler pitched in the major leagues, recording 1 wins and 23 strikeouts.
How many home runs did Keith Hessler hit?
Keith Hessler hit 0 career home runs with 1 hits.
What was Keith Hessler's career batting average?
Keith Hessler batted 1.000 over his career, with 1 hits in 1 at bats.
What was Keith Hessler's career ERA?
Keith Hessler finished with a 5.56 career ERA, going 1-1 with 23 strikeouts.
How many strikeouts did Keith Hessler have?
Keith Hessler recorded 23 career strikeouts.