Major League Baseball
PLAYERS
Mason Thompson
#71 - Washington Nationals
Profile
Position Starter
Height 6'6"
Weight 241 lbs
Birthdate February 20, 1998
Birthplace Round Rock, Texas
College
Bats Right
Throws Right
Key Statistics
IP 6.0
W/L 0-0
SV 0
ERA 9.00
K 5
BB 7
OBP .438
Errors 0
Last 10
Date vs Res Score IP H R ER K BB HR
9/3/25 MIA 10-5 1.0 1 1 0 1 1 0
8/30/25 TB 1-4 1.0 0 0 0 1 0 0
7/21/25 CIN 10-8 0.1 0 1 1 0 2 0
7/18/25 SD 2-7 0.2 0 0 0 0 1 0
7/13/25 @ MIL 1-8 1.0 0 0 0 1 1 0
7/10/25 @ STL 1-8 0.1 4 5 5 0 1 0
7/8/25 @ STL 2-4 1.0 1 0 0 1 0 0
7/6/25 BOS 4-6 0.2 1 0 0 1 1 0
9/10/23 LAD 3-7 0.2 3 1 1 1 0 0
9/8/23 LAD 5-8 0.1 1 0 0 1 2 0
Pitching Statistics
Year Team W L ERA IP H R ER BB K HR
2021 SD 0 0 3.00 3.0 4 1 1 1 2 0
2021 WAS 1 3 4.15 21.2 28 14 10 14 21 4
2022 WAS 1 1 2.92 24.2 19 8 8 9 15 2
2023 WAS 4 4 5.50 54.0 62 35 33 22 44 4
2025 WAS 0 0 9.00 6.0 7 7 6 7 5 0
Pitching Splits
  Overall Last 3 Away Home Day Night
W/L
ERA
IP
Hits
Runs
ER
K
BB
HR		 0-0
9.00
6.0
7
7
6
5
7
0		 0-0
0.00
0.0
0
0
0
0
0
0		 0-0
19.29
2.1
5
5
5
2
2
0		 0-0
2.45
3.2
2
2
1
3
5
0		 0-0
0.00
3.2
2
1
0
4
3
0		 0-0
23.14
2.1
5
6
6
1
4
0
OBP
WHIP
GB:FB
SB
CS
SB %
QS %		 .438
2.33
0
1
0
100.0
0.0		 .000
0.00
0
0
0
0
0.0		 .500
3.00
0
0
0
0
0.0		 .389
1.91
0
1
0
100.0
0.0		 .312
1.36
0
0
0
0
0.0		 .562
3.86
0
1
0
100.0
0.0
TW/TL
AF
AA
Total
Over
Under		 2-6
3.88
6.25
10.12
5
2		 0-0
0.00
0.00
0.00
0
0		 0-3
1.33
6.67
8.00
1
1		 2-3
5.40
6.00
11.40
4
1		 1-3
4.00
5.75
9.75
3
1		 1-3
3.75
6.75
10.50
2
1
Season Injury Log
Date On Date Off Injury Status
2/15/25 2/15/25 Elbow 60-day IL