Joan Adon

Pitcher · Career Stats, Bio & Records (2021-2024)

Joan Adon was a pitcher who played in Major League Baseball from 2021 to 2024 for the Washington Nationals, a span of 4 seasons. Across 35 career appearances, he went 3-16 with a 6.66 ERA and 118 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 3–16
ERA 6.66
WHIP 1.69
SO 118
Pitcher PIV -3157.5
Position
Pitcher
Bats / Throws
R / R
Height / Weight
6'2" / 246 lb
Born
8/12/1998 in Santo Domingo, Distrito Nacional, D.R.
MLB Debut
2021-10-03

Full name: Joan Manuel Adon

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Career Pitching Statistics

Joan Adon — Career Pitching Statistics
W L G GS CG SHO SV IP H ER HR BB SO ERA Pitcher PIV
3 16 35 26 0 0 0 132.1 154 98 19 70 118 6.66 -3157.5

Career ERA 6.66 vs. league average 4.16 across their career seasons — 60.2% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Joan Adon — Season-by-Season Pitching
Year Team Lg W L G GS CG SHO SV IP H ER BB SO ERA Lg ERA Pitcher PIV
2021 WAS NL 0 0 1 1 0 0 0 5.1 6 2 3 9 3.38 — 0.0
2022 WAS NL 1 12 14 14 0 0 0 64.2 76 51 39 55 7.10 3.97 (-79%) -1841.3
2023 WAS NL 2 4 12 10 0 0 0 51.2 60 37 24 48 6.45 4.33 (-49%) -834.3
2024 WAS NL 0 0 8 1 0 0 0 10.2 12 8 4 6 6.75 4.08 (-65%) -481.9
Career · 4 seasons 3 16 35 26 0 0 0 132.1 154 98 70 118 6.66 — -3,158

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

Joan Adon — Career Batting Statistics
G AB R H 2B 3B HR RBI SB BB SO AVG OBP SLG OPS PIV
35 2 0 0 0 0 0 0 0 0 2 .000 .000 .000 .000 0

Career AVG .000 vs. league average .245 across their career seasons — 100.0% below league average.

Career OBP .000 vs. league average .315 across their career seasons — 100.0% below league average.

Career SLG .000 vs. league average .405 across their career seasons — 100.0% below league average.

Career OPS .000 vs. league average .720 across their career seasons — 100.0% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Joan Adon — 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
2021 WAS NL 1 2 0 0 0 0 0 0 0 0 2 .000 — — — — 0.0
2022 WAS NL 14 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2023 WAS NL 12 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2024 WAS NL 8 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
Career · 4 seasons 35 2 0 0 0 0 0 0 0 0 2 .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

Joan Adon — Batting — Home / Away
SplitGABRHHRRBIAVG
Home2020000.000
Away1500000—

Pitching — Home / Away

Joan Adon — Pitching — Home / Away
SplitGIPHERBBSOERA
Home2073.0905737657.03
Away1559.1644133536.22

Last 10 Games — Pitching

Joan Adon — Last 10 Games — Pitching
DateTmOppDecIPHRERBBSOHR
2024-08-22 WASCOL — 1.0222111
2024-08-17 WASPHI — 1.1000010
2024-08-08 WASSFG — 0.1100000
2024-08-07 WASSFG — 1.0000000
2024-08-03 WASMIL — 0.2222010
2024-07-30 WASAZ — 1.1111001
2024-07-08 WASSTL — 1.0322010
2024-04-09 WASSFG — 4.0311320
2023-09-30 WASATL — 4.0633250
2023-09-24 WASATL L 4.2544451

Fielding Statistics

Career Fielding Totals by Position

Joan Adon — Career Fielding Totals by Position
Position G GS PO A E DP
P 35 26 16 18 2 0

Season-by-Season Fielding

Joan Adon — Season-by-Season Fielding
Year Team Pos G GS PO A E DP
2021 WAS P 1 1 0 0 0 0
2022 WAS P 14 14 8 7 2 0
2023 WAS P 12 10 6 7 0 0
2024 WAS P 8 1 2 4 0 0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Joan Adon — Career Games by Position
Position Games
Pitcher 35

Joan Adon: the record in brief

The bio dates Joan Adon's major league debut to October 3, 2021. Adon spent the whole of the career shown here with one club, the Washington Nationals. Adon played primarily as a pitcher and batted and threw right-handed. The bio adds a birth date on August 12, 1998, in Santo Domingo, Distrito Nacional, D.R. and a listed size of 246 pounds on a 6-foot-2 frame. On the record, Joan Adon was born Joan Manuel Adon.

The pitching table credits Adon with a 3-16 record and a 6.66 ERA in 35 games. The totals include 118 strikeouts. Against a 4.16 league ERA for the same seasons, the 6.66 mark was 60.2% worse. 2022 produced Adon's most strikeouts, 55. 2023 was Adon's sharpest full season, a 6.45 ERA against the league's 4.33.

The position breakdown shows 35 games, all at pitcher. Fielding on the mound produced 16 putouts and 18 assists against 2 errors.

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

Frequently Asked Questions about Joan Adon

What years did Joan Adon play?
Joan Adon played in Major League Baseball from 2021 to 2024.
Was Joan Adon a pitcher?
Yes. Joan Adon pitched in the major leagues, recording 3 wins and 118 strikeouts.
How many home runs did Joan Adon hit?
Joan Adon hit 0 career home runs.
What was Joan Adon's career batting average?
Joan Adon batted .000 over his career, with 0 hits in 2 at bats.
What was Joan Adon's career ERA?
Joan Adon finished with a 6.66 career ERA, going 3-16 with 118 strikeouts.
How many strikeouts did Joan Adon have?
Joan Adon recorded 118 career strikeouts.