Miles Mastrobuoni

Third Baseman · Career Stats, Bio & Records (2022-2026)

Miles Mastrobuoni is a third baseman who has played in Major League Baseball since 2022 for the Tampa Bay Rays, the Chicago Cubs, and the Seattle Mariners, a span of 5 seasons. In 208 career games, he has hit .228 with 97 hits, 2 home runs, and 22 RBI.

AVG (Batting Average):
Hits divided by at bats. .300 is the traditional mark of an excellent hitter.
HR (Home Runs):
Hits on which the batter circled the bases and scored, almost always by clearing the outfield fence.
RBI (Runs Batted In):
Runs that scored as a direct result of a batter's plate appearance.
OPS (On-Base Plus Slugging):
On-base percentage plus slugging percentage, the quickest single summary of offensive value. .900 or better is star-level.

Data updated

Active Player
AVG .228
HR 2
RBI 22
H 97
OPS .563
PIV -1,135
Position
Third Baseman
Bats / Throws
L / R
Height / Weight
5'11" / 185 lb
Born
10/31/1995 in San Ramon, CA, USA
MLB Debut
2022-09-22

Full name: Miles James Mastrobuoni

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Career Batting Statistics

Miles Mastrobuoni — Career Batting Statistics
G AB R H 2B 3B HR RBI SB BB SO AVG OBP SLG OPS PIV
208 425 57 97 12 0 2 22 22 40 94 .228 .293 .271 .563 -1,135

Career AVG .228 vs. league average .245 across their career seasons — 6.7% below league average.

Career OBP .293 vs. league average .315 across their career seasons — 7.2% below league average.

Career SLG .271 vs. league average .402 across their career seasons — 32.8% below league average.

Career OPS .563 vs. league average .718 across their career seasons — 21.5% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Miles Mastrobuoni — 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
2022 TBA AL 8 16 1 3 0 0 0 0 1 1 6 .188 — — — — 0.0
2023 CHN NL 61 133 24 32 5 0 1 5 13 13 32 .241 .248 (-3%) .320 (-4%) .414 (-27%) .734 (-17%) -334.1
2024 CHN NL 50 98 9 19 3 0 0 4 2 7 17 .194 .243 (-20%) .312 (-21%) .399 (-44%) .711 (-34%) -518.1
2025 SEA AL 76 152 20 38 4 0 1 12 6 17 29 .250 .245 (+2%) .315 (+3%) .403 (-27%) .718 (-14%) -282.3
2026 SEA AL 13 26 3 5 0 0 0 1 0 2 10 .192 — — — — 0
Career · 5 seasons 208 425 57 97 12 0 2 22 22 40 94 .228 — — — — -1,135

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 Pitching Statistics

Miles Mastrobuoni — Career Pitching Statistics
W L G GS CG SHO SV IP H ER HR BB SO ERA Pitcher PIV
0 0 2 0 0 0 0 1.3 5 4 1 2 0 27.00 0.0

Career ERA 27.00 vs. league average 4.25 across their career seasons — 536.0% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Miles Mastrobuoni — Season-by-Season Pitching
Year Team Lg W L G GS CG SHO SV IP H ER BB SO ERA Lg ERA Pitcher PIV
2023 CHN NL 0 0 1 0 0 0 0 0.3 4 4 0 0 108.00 — 0.0
2025 SEA AL 0 0 1 0 0 0 0 1.0 1 0 2 0 0.00 — 0.0
Career · 2 seasons 0 0 2 0 0 0 0 1.1 5 4 2 0 27.00 — 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.

Postseason Statistics

Playoff Career Batting

Miles Mastrobuoni — Playoff Career Batting
G AB R H 2B 3B HR RBI BB SO AVG
1 1 0 0 0 0 0 0 0 1 .000

Playoff Batting by Year

Miles Mastrobuoni — Playoff Batting by Year
Year Round Team G AB R H 2B 3B HR RBI BB SO AVG
2025 ALCS SEA 1 1 0 0 0 0 0 0 0 1 .000

Game Log & Splits

View full game log (197 games) →

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

Batting — Home / Away

Miles Mastrobuoni — Batting — Home / Away
SplitGABRHHRRBIAVG
Home98210284718.224
Away971892645113.238

Pitching — Home / Away

Miles Mastrobuoni — Pitching — Home / Away
SplitGIPHERBBSOERA
Away21.1542027.00

Last 10 Games — Batting

Miles Mastrobuoni — Last 10 Games — Batting
DateTmOppResABRH2B3BHRRBIBBSO
2025-09-28 SEALADL 301100001
2025-08-07 SEACHWW 000000000
2025-08-05 SEACHWW 100000000
2025-08-02 SEATEXL 100000000
2025-08-01 SEATEXW 010000000
2025-07-23 SEAMILL 100000000
2025-07-20 SEAHOUL 312000010
2025-07-19 SEAHOUW 100000001
2025-07-11 SEADETW 111000000
2025-07-10 SEANYYL 401000102

Last 2 Games — Pitching

Miles Mastrobuoni — Last 2 Games — Pitching
DateTmOppDecIPHRERBBSOHR
2025-06-26 SEAMIN — 1.0100200
2023-05-14 CHCMIN — 0.1444001

Fielding Statistics

Career Fielding Totals by Position

Miles Mastrobuoni — Career Fielding Totals by Position
Position G GS PO A E DP
1B 1 1 6 0 0 0
2B 38 25 36 55 1 10
3B 73 54 31 101 4 7
OF 38 17 41 0 0 0
P 2 0 0 0 0 0
SS 14 6 14 26 2 6

Season-by-Season Fielding

Miles Mastrobuoni — Season-by-Season Fielding
Year Team Pos G GS PO A E DP
2022 TBA 2B 6 4 7 7 0 2
2022 TBA OF 3 0 7 0 0 0
2023 CHN 2B 7 5 8 8 0 2
2023 CHN 3B 29 24 13 45 2 3
2023 CHN OF 7 5 5 0 0 0
2023 CHN P 1 0 0 0 0 0
2023 CHN SS 4 0 2 4 1 2
2024 CHN 2B 10 6 12 17 0 3
2024 CHN 3B 17 12 6 29 2 3
2024 CHN OF 3 1 1 0 0 0
2024 CHN SS 10 6 12 22 1 4
2025 SEA 1B 1 1 6 0 0 0
2025 SEA 2B 15 10 9 23 1 3
2025 SEA 3B 27 18 12 27 0 1
2025 SEA OF 25 11 28 0 0 0
2025 SEA P 1 0 0 0 0 0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Miles Mastrobuoni — Career Games by Position
Position Games
Pitcher 2
First Base 1
Second Base 38
Third Base 73
Shortstop 14
Left Field 12
Right Field 26
Designated Hitter 8

Frequently Asked Questions about Miles Mastrobuoni

What years did Miles Mastrobuoni play?
Miles Mastrobuoni played in Major League Baseball from 2022 to 2026.
Was Miles Mastrobuoni a pitcher?
No. Miles Mastrobuoni was a position player (Third Baseman), though he did pitch in 2 career games.
How many home runs did Miles Mastrobuoni hit?
Miles Mastrobuoni hit 2 career home runs with 97 hits.
What was Miles Mastrobuoni's career batting average?
Miles Mastrobuoni batted .228 over his career, with 97 hits in 425 at bats.
How many RBI did Miles Mastrobuoni have?
Miles Mastrobuoni drove in 22 runs in his career.
What was Miles Mastrobuoni's career ERA?
Miles Mastrobuoni finished with a 27.00 career ERA, going 0-0 with 0 strikeouts.