Seattle Mariners vs Washington Nationals:All-Time Matchup History

Matchup Overview

The Seattle Mariners and Washington Nationals have met 37 times in MLB since 2003. Washington Nationals hold a dominant all-time edge, leading the series 24–13. 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 13, 2026.

Next Meeting

No upcoming game scheduled between these teams this season.

All-Time Head-to-Head

Showing 37 games from available historical data.

Date	Season	Away	Score	Home
Jun 13, 26	2026	SEA	1–10	WAS
Jun 12, 26	2026	SEA	3–8	WAS
Jun 11, 26	2026	SEA	10–2	WAS
May 29, 25	2025	WAS	9–3	SEA
May 28, 25	2025	WAS	9–0	SEA
May 27, 25	2025	WAS	1–9	SEA
May 25, 24	2024	SEA	9–5	WAS
May 24, 24	2024	SEA	1–3	WAS
May 23, 24	2024	SEA	1–6	WAS
Jun 27, 23	2023	WAS	7–4	SEA
Jun 27, 23	2023	WAS	4–1	SEA
Jun 26, 23	2023	WAS	4–8	SEA
Aug 23, 22	2022	WAS	2–4	SEA
Aug 23, 22	2022	WAS	3–1	SEA
Jul 12, 22	2022	SEA	6–4	WAS
Jul 12, 22	2022	SEA	2–1	WAS
May 24, 17	2017	SEA	4–2	WAS
May 23, 17	2017	SEA	1–5	WAS
May 22, 17	2017	SEA	1–10	WAS
Aug 30, 14	2014	WAS	3–1	SEA
Aug 30, 14	2014	WAS	3–5	SEA
Aug 29, 14	2014	WAS	8–3	SEA
Jun 22, 11	2011	SEA	0–1	WAS
Jun 21, 11	2011	SEA	1–2	WAS
Jun 20, 11	2011	SEA	5–6	WAS
Jun 14, 08	2008	WAS	6–2	SEA
Jun 13, 08	2008	WAS	5–2	SEA
Jun 12, 08	2008	WAS	7–6	SEA
Jun 11, 05	2005	SEA	2–3	WAS
Jun 10, 05	2005	SEA	1–2	WAS
Jun 9, 05	2005	SEA	3–9	WAS
Jun 12, 04	2004	WAS	1–8	SEA
Jun 11, 04	2004	WAS	0–3	SEA
Jun 10, 04	2004	WAS	0–1	SEA
Jun 11, 03	2003	WAS	0–1	SEA
Jun 10, 03	2003	WAS	3–1	SEA
Jun 9, 03	2003	WAS	7–3	SEA

Games before 2014: The information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at "www.retrosheet.org".