DataBaseball
2026
John Brebbia headshot

Players · B · Pitcher · 2026 regular season

John Brebbia

Age
36
B/T
L/R
Height
6' 1"
Weight
219 lb
Born
May 30, 1990 in Boston, MA, United States
MLB debut
May 28, 2017
Drafted
2011, round 30
College
Elon
High school
Wellington
Salary, 2026
$500,000

Compare with…vs Chris Strattonvs Ryan Fernandezvs Travis Adams

dbWAR
3.9
Regular season, 13 season(s)
IP
4.1
ERA
10.38
FIP
8.18
K/9
4.2
FIP−
196
100 = avg

John Brebbia is a relief pitcher for the Colorado Rockies. In 2026 he struck out 2 batters over 4.1 innings across 3 appearances, going 0-0. His ERA of 10.38 was 148.4% higher than the league average of 4.18. Stripping out defence, his 8.18 FIP suggests he pitched better than his ERA shows. He missed bats on 17.0% of swings (9.6% of every pitch he threw), walked 0.0% of the batters he faced and struck out 9.5%. His -0.2 dbWAR is built from that FIP rather than runs allowed, so it credits him for what he controls and not for the defence behind him.

League context

Percentile among qualified pitchers, 2026 regular season.

FIP8.18
K/94.2
WHIP1.62
WAR-.2

WAR by season

1.50.6-0.3171819212223242526

Pitching Regular season

Standard and advanced, by season. Regular-season games only — postseason games are listed separately below.

Trend
2026COL304.1000752010.388.181.624.20.0248196-0.2
2025DET/ATL22023.1110282026127.715.751.7110.04.6186138-0.3
2024CWS/ATL59055.1062563667195.864.521.3610.93.11441110.0
2023SF401038.1350311747143.993.931.1711.03.392910.4
2022SF761168.0620712454183.183.321.317.12.480841.0
2021SF18018.101025122245.894.591.5810.82.01381080.0
2019STL66072.2340592987273.593.131.1810.83.380701.5
2018STL45050.2332431860163.203.021.1610.72.877730.9
2017STL50051.2000371451112.444.130.938.91.956950.4

Batting Regular season

Standard and advanced, by season. Regular-season games only — postseason games are listed separately below.

Trend
2021SF11000001.000.000.000.000—0.0%100.0%.000-0.3-121-0.0
2019STL111000001.0001.0001.000.0001.0000.0%0.0%.872+0.54840.1
2018STL22000001.000.000.000.000.0000.0%50.0%.000-0.5-1230.0
2017STL11000000.000.000.000.000.0000.0%0.0%.000-0.3-126-0.0

Separate from the regular season

Postseason Postseason

Wild Card through World Series. These games are counted on their own: none of them are in the regular-season tables, career totals, league context, leaderboards or dbWAR on this page.

Postseason pitching

Postseason John Brebbia's postseason pitching, by October and round. Not part of any regular-season figure on this page.
SeasonTeamRoundGGSIPWLSVHERHRBBSOERAWHIPK/9
2019 PostSTLPostseason total503.0000721136.002.679.0
NLDS302.0000300020.001.509.0
NLCS201.00004211118.005.009.0

Box-score and rate statistics only. wOBA, wRC+, FIP and dbWAR are measured against a full league season, and a postseason is a few teams playing each other for a month, so they are not computed for October.

Platoon splits

How left- and right-handed hitters fare against him.

Opponent batting by the side the hitter bats from, 2026. Counted from play-by-play, so totals can differ from the box-score season line by a plate appearance or two.
SplitPAABHHRBBSOAVGOBPSLGwOBAK%
vs LHB16165201.313.313.688.4216.3%
vs RHB552001.400.400.600.42920.0%

Pitch sequencing

What John Brebbia throws in each count, and what he follows each pitch with. Select any cell for the breakdown.

ShowBatter
SliderFour-seamChangeupSweeper

Select a count to see exactly what John Brebbia throws in it.

Pitch arsenal

What he throws, how hard, how often it misses, and what hitters do with it.

Slider47.9%4584.42,51557.8%10.3%11——
Four-Seam Fastball39.4%3792.32,27648.6%11.8%7——
John Brebbia's arsenal by usage. Velocity is average release speed in mph, spin in rpm, and whiff rate is misses per swing — the cleanest single measure of whether a pitch beats hitters. BAA and OPS are what hitters did against each pitch, credited to the one that ended the plate appearance, and are left blank under 15 at-bats.

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John Brebbia
How these are computed

wOBA uses linear weights measured from this season's own play-by-play rather than published constants, and wRC+ is park-adjusted against that same league. dbWAR is our own open implementation — not fWAR or bWAR — and the full derivation, including its simplifications, is on the methodology page.