What years did Mason Thompson play?

Mason Thompson played in Major League Baseball from 2021 to 2025.

Was Mason Thompson a pitcher?

Yes. Mason Thompson pitched in the major leagues, recording 7 wins and 93 strikeouts.

Mason Thompson

Pitcher · Career Stats, Bio & Records (2021-2025)

Active Player

W–L 7–9

ERA 5.21

WHIP 1.64

SO 93

Pitcher PIV -897.9

Position: Pitcher
Bats / Throws: R / R
Height / Weight: 6'6" / 236 lb
Born: 2/20/1998 in Round Rock, TX, USA
MLB Debut: 2021-06-22

Full name: Mason Lane Thompson

📊 Compare This Player 📈 View Career Timeline

Career Pitching Statistics

W	L	G	GS	CG	SHO	SV	IP	H	ER	HR	BB	SO	ERA	Pitcher PIV
7	9	120	0	0	0	2	114.0	129	66	11	58	93	5.21	-897.9

Career ERA 5.21 vs. league average 4.18 across their career seasons — 24.6% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Year	Team	Lg	W	L	G	SV	IP	H	ER	BB	SO	ERA	Lg ERA	Pitcher PIV
2021	SDN	NL	0	0	4	0	3.0	4	1	1	2	3.00	—	0.0
2021	WAS	NL	1	3	27	0	21.7	28	10	14	21	4.15	4.27 (+3%)	-781.6
2022	WAS	NL	1	1	24	1	24.7	19	8	9	15	2.92	3.97 (+26%)	-122.2
2023	WAS	NL	4	4	51	1	54.0	62	33	22	44	5.50	4.33 (-27%)	408.0
2025	WAS	NL	1	1	14	0	10.7	16	14	12	11	11.81	4.16 (-184%)	-402.1
Career · 5 seasons			7	9	120	2	114.0	129	66	58	93	5.21	—	-898

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

G	AB	R	H	2B	3B	HR	RBI	SB	BB	SO	AVG	OBP	SLG	OPS	PIV
120	0	0	0	0	0	0	0	0	0	0	.000	.000	.000	.000	0

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Year	Team	Lg	G	AVG	Lg AVG	Lg OBP	Lg SLG	Lg OPS	PIV
2021	SDN	NL	4	.000	—	—	—	—	0.0
2021	WAS	NL	27	.000	—	—	—	—	0.0
2022	WAS	NL	24	.000	—	—	—	—	0.0
2023	WAS	NL	51	.000	—	—	—	—	0.0
2025	WAS	NL	14	.000	—	—	—	—	0.0
Career · 5 seasons			120	—	—	—	—	—	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 (240 games) →

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

Batting — Home / Away

Split	G	AB	R	H	HR	RBI	AVG
Home	57	0	0	0	0	0	—
Away	63	0	0	0	0	0	—

Pitching — Home / Away

Split	G	IP	H	ER	BB	SO	ERA
Home	57	51.0	47	25	35	32	4.41
Away	63	63.0	82	41	23	61	5.86

Last 10 Games — Pitching

Date	Tm	Opp	Dec	IP	H	R	ER	BB	SO	HR
2025-09-19	WAS	NYN	—	1.0	2	3	3	3	2	0
2025-09-16	WAS	ATL	L	0.1	3	5	4	1	1	0
2025-09-14	WAS	PIT	—	1.0	0	0	0	1	1	0
2025-09-11	WAS	MIA	—	1.0	1	0	0	0	1	0
2025-09-10	WAS	MIA	—	0.1	1	0	0	0	0	0
2025-09-07	WAS	CHC	W	1.0	2	1	1	0	1	1
2025-09-03	WAS	MIA	—	1.0	1	1	0	1	1	0
2025-08-30	WAS	TBR	—	1.0	0	0	0	0	1	0
2025-07-21	WAS	CIN	—	0.1	0	1	1	2	0	0
2025-07-18	WAS	SDP	—	0.2	0	0	0	1	0	0

Fielding Statistics

Career Fielding Totals by Position

Position	G	GS	PO	A	E	DP
P	120	0	8	11	2	2

Season-by-Season Fielding

Year	Team	Pos	G	PO	A	E	DP
2021	SDN	P	4	0	0	1	0
2021	WAS	P	27	0	1	1	0
2022	WAS	P	24	5	1	0	0
2023	WAS	P	51	3	9	0	2
2025	WAS	P	14	0	0	0	0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Position	Games
Pitcher	120

Frequently Asked Questions about Mason Thompson

What years did Mason Thompson play?: Mason Thompson played in Major League Baseball from 2021 to 2025.
Was Mason Thompson a pitcher?: Yes. Mason Thompson pitched in the major leagues, recording 7 wins and 93 strikeouts.