Trevor McDonald

Trevor McDonald

25-Year-Old PitcherSP
San Francisco Giants
2026 Fantasy Outlook
After a three-inning with San Francisco appearance to close the 2024 campaign, McDonald spent most of last season with Triple-A Sacramento before joining the Giants for the final two weeks. With the River Cats, his command and control slipped from prior levels, and he was hit particularly hard. McDonald leans heavily on a sinker and slider, while occasionally mixing in a four-seamer and changeup. He appeared three times for the Giants, starting twice and totaling 15 innings with 14 strikeouts and two walks. San Francisco has several options for the back end of the rotation, which could push McDonald toward a bullpen role. To secure a spot, he'll need to regain his command and control. He's best suited as a swingman, where he could be effective when starting at home. Read Past Outlooks
RANKS
Rest of Season
From Preseason
#394
ADP
Signed a one-year, $780,000 contract with the Giants in March of 2026.
Called up to fill rotation spot
PSan Francisco Giants
May 9, 2026
San Francisco recalled McDonald from Triple-A Sacramento on Saturday.
Analysis
McDonald's call-up is the result of Logan Webb (knee) landing on the injured list. It thus seems likely that McDonald will slide into Webb's spot in the rotation, and the former could make his next start Monday in Los Angeles against the Dodgers. McDonald impressed in his first (and, so far, only) outing with the Giants this season, allowing one run on two hits and no walks while striking out eight batters over seven innings in a win over the Padres last Monday.
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Pitching Stats
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2026 MLB Game Log
2026
2025
2024
2026 MLB Game Log
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2025 MLB Game Log
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2024 MLB Game Log
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Pitching Appearances Breakdown
Average Pitch Count
81
Last 10 Games
81
Last 5 Games
81
How many pitches does Trevor McDonald generally throw?
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
 
1-10
 
11-20
 
21-30
 
31-40
 
41-50
 
51-60
 
61-70
 
71-80
 
81-90
 
91-100
 
101-110
 
111-120
 
121+
What part of the game does Trevor McDonald generally pitch?
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
 
 
 
1st
 
 
 
2nd
 
 
 
3rd
 
 
 
4th
 
 
 
5th
 
 
 
6th
 
 
 
7th
 
 
 
8th
 
 
 
9th
 
Extra
% Games Reaching Innings Threshold
% Games By Number of Innings Pitched
Left/Right Pitching Splits
Since 2024
 
 
-64%
BAA vs RHP
2026
 
 
-100%
BAA vs RHP
2025
 
 
-50%
BAA vs RHP
2024
No Stats
BAA Batters K BB H 2B 3B HR
Since 2024vs Left .290 36 7 3 9 0 0 1
Since 2024vs Right .103 58 16 0 6 1 0 1
2026vs Left .286 8 3 0 2 0 0 1
2026vs Right .000 16 5 0 0 0 0 0
2025vs Left .333 24 4 2 7 0 0 0
2025vs Right .167 36 10 0 6 1 0 1
2024vs Left .000 4 0 1 0 0 0 0
2024vs Right .000 6 1 0 0 0 0 0
More Splits View More Split Stats
Home/Away Pitching Splits
Since 2024
 
 
-84%
ERA at Home
2026
 
 
-100%
ERA on Road
2025
 
 
-100%
ERA at Home
2024
No Stats
ERA WHIP IP W L SV K/9 BB/9 HR/9
Since 2024Home 0.53 0.41 17.0 2 0 0 10.1 0.5 1.1
Since 2024Away 3.38 1.38 8.0 0 0 0 4.5 2.3 0.0
2026Home 1.29 0.29 7.0 1 0 0 10.3 0.0 1.3
2026Away 0 0 0 0 0 0 0 0 0
2025Home 0.00 0.57 7.0 1 0 0 12.9 0.0 1.3
2025Away 3.38 1.38 8.0 0 0 0 4.5 2.3 0.0
2024Home 0.00 0.33 3.0 0 0 0 3.0 3.0 0.0
2024Away 0 0 0 0 0 0 0 0 0
More Splits View More Split Stats
Stat Review
How does Trevor McDonald compare to other starting pitchers?
This section compares his stats with all starting pitcher seasons from the previous three seasons (minimum 120 innings)*. The bar represents the player's percentile rank. For example, if the bar is halfway across, then the player falls into the 50th percentile for that stat and it would be considered average.

* Exit Velocity, Barrels/BBE %, Balls Hit 95+ MPH %, and Spin Rate are benchmarked against 2019 data (min 120 IP). See here for more exit velocity/barrels stats plus an explanation of current limitations with that data set.
  • K/BB
    Strikeout to walk ratio.
  • K/9
    Average strikeouts per nine innings.
  • BB/9
    Average walks per nine innings.
  • HR/9
    Average home runs allowed per nine innings.
  • Fastball
    Average fastball velocity.
  • ERA
    Earned run average. The average earned runs allowed per nine innings.
  • WHIP
    Walks plus hits per inning pitched.
  • BABIP
    Batting average on balls in play. Measures how many balls in play against a pitcher go for hits.
  • GB/FB
    Groundball to flyball ratio. The higher the number, the more likely a pitcher is to induce groundballs.
  • Left On Base
    The percentage of base runners that a pitcher strands on base over the course of a season.
  • Exit Velocity
    The speed of the baseball as it comes off the bat, immediately after a batter makes contact.
  • Barrels/BBE
    The percentage of batted ball events resulting in a Barrel. A Barrel is a batted ball with similar exit velocity and launch angle to past ones that led to a minimum .500 batting average and 1.500 slugging percentage.
  • Spin Rate
    Spin Rate is the rate of spin on a baseball after it is released. It is measured in revolutions per minute (rpm).
  • Balls Hit 95+ MPH
    The percentage of batted balls hit that met or exceeded the 95 MPH threshold.
  • Swinging Strike
    The percentage of pitches that result in a swing and a miss.
K/BB
0.00
 
K/9
10.3
 
BB/9
0.0
 
HR/9
1.3
 
Fastball
94.3 mph
 
ERA
1.29
 
WHIP
0.29
 
BABIP
.078
 
GB/FB
3.67
 
Left On Base
166.7%
 
Exit Velocity
86.0 mph
 
Barrels/BBE
3.7%
 
Spin Rate
2402 rpm
 
Balls Hit 95+ MPH
29.6%
 
Swinging Strike
12.4%
 
Prospect Rankings History
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Defensive Stats
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Stats Vs Today's Lineup
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Recent RotoWire Articles Featuring Trevor McDonald See More
Recent RotoWire Articles Featuring Trevor McDonald See More
2024 Fantasy Outlook
McDonald is a nice sleeper prospect for dynasty leagues, as he has excellent control and could potentially get to pitch half his games in the pitcher-friendly park in San Francisco. In his age-22 season, McDonald logged a 1.33 ERA, 0.93 WHIP and 51 strikeouts in 47.1 innings across 14 appearances in the lower levels of the minors. He averaged 94 mph with his two-seam fastball last year (touching 98 mph) and had a groundball rate north of 70 percent. McDonald also sports a plus curveball, while mixing in a four-seamer and a slider.
More Fantasy News
Heading back to Triple-A
PSan Francisco Giants
May 5, 2026
The Giants optioned McDonald to Triple-A Sacramento on Tuesday, Shayna Rubin of the San Francisco Chronicle reports.
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Earns victory in season debut
PSan Francisco Giants
May 4, 2026
McDonald (1-0) earned the win over San Diego on Monday, tossing seven innings during which he allowed one run on two hits and no walks while striking out eight batters.
Analysis
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Recalled ahead of Monday's start
PSan Francisco Giants
May 4, 2026
The Giants recalled McDonald from Triple-A Sacramento ahead of his start against the Padres on Monday.
Analysis
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Set for big-league start Monday
PSan Francisco Giants
May 3, 2026
McDonald is slated to be called up from Triple-A Sacramento to start Monday's series opener against the Padres.
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Returned to Triple-A
PSan Francisco Giants
May 3, 2026
The Giants optioned McDonald to Triple-A Sacramento on Friday.
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