MLB · All-Time Matchup
Seattle Mariners logo

Seattle Mariners

VS
Washington Nationals logo

Washington Nationals

Seattle Mariners vs Washington Nationals:All-Time Matchup History

Matchup Overview

The Seattle Mariners and Washington Nationals have met 22 times in MLB. Washington Nationals hold a dominant all-time edge, leading the series 13–9. Washington Nationals have been dominant in recent meetings, winning 4 of their last 5. Their most recent matchup ended 10–1 in favor of Washington Nationals on June 14, 2026.

Next Meeting

No upcoming game scheduled between these teams this season.

All-Time Head-to-Head

Showing 22 games from available historical data.

DateAwayScoreHome
Jun 14, 26
SEA
1–10
WAS
Jun 13, 26
SEA
3–8
WAS
Jun 12, 26
SEA
10–2
WAS
May 30, 25
WAS
9–3
SEA
May 29, 25
WAS
9–0
SEA
May 28, 25
WAS
1–9
SEA
May 26, 24
SEA
9–5
WAS
May 25, 24
SEA
1–3
WAS
May 24, 24
SEA
1–6
WAS
Jun 28, 23
WAS
7–4
SEA
Jun 28, 23
WAS
4–1
SEA
Jun 27, 23
WAS
4–8
SEA
Aug 24, 22
WAS
2–4
SEA
Aug 24, 22
WAS
3–1
SEA
Jul 13, 22
SEA
6–4
WAS
Jul 13, 22
SEA
2–1
WAS
May 25, 17
SEA
4–2
WAS
May 24, 17
SEA
1–5
WAS
May 23, 17
SEA
1–10
WAS
Aug 31, 14
WAS
3–1
SEA
Aug 31, 14
WAS
3–5
SEA
Aug 30, 14
WAS
8–3
SEA

Overall Record

since 2014

Seattle Mariners
9
Washington Nationals
13
22 games in available data

Last 5 Meetings

SEA1
@Jun 14
10WAS
SEA3
@Jun 13
8WAS
SEA10
@Jun 12
2WAS
WAS9
@May 30
3SEA
WAS9
@May 29
0SEA

Related Pages