Matchup Index

Baltimore Orioles vs Washington Nationals

Baltimore Orioles 66
Baltimore Orioles leads 66-59
wins
1997 to 2026
Washington Nationals have won 2 straight
Washington Nationals 59

Series timeline

▲ Baltimore Orioles ahead (peak +13) ▼ Washington Nationals ahead (peak +5)
1997: Montreal Expos 6-41997: Baltimore Orioles 5-41997: Montreal Expos 1-01998: Montreal Expos 9-41998: Montreal Expos 3-11998: Montreal Expos 8-41999: Baltimore Orioles 8-21999: Baltimore Orioles 9-41999: Baltimore Orioles 2-12000: Montreal Expos 5-32000: Montreal Expos 7-42000: Montreal Expos 1-02001: Baltimore Orioles 5-02001: Montreal Expos 4-22001: Baltimore Orioles 3-22006: Baltimore Orioles 5-12006: Washington Nationals 8-32006: Washington Nationals 3-12006: Baltimore Orioles 2-12006: Baltimore Orioles 3-22006: Washington Nationals 9-52007: Baltimore Orioles 5-42007: Baltimore Orioles 3-22007: Washington Nationals 4-32007: Washington Nationals 7-42007: Washington Nationals 9-62007: Washington Nationals 3-12008: Baltimore Orioles 5-32008: Baltimore Orioles 6-52008: Washington Nationals 2-12008: Washington Nationals 4-22008: Baltimore Orioles 9-12008: Washington Nationals 3-22009: Baltimore Orioles 4-22009: Baltimore Orioles 2-12009: Washington Nationals 8-52009: Baltimore Orioles 11-12009: Baltimore Orioles 6-32009: Washington Nationals 5-32010: Baltimore Orioles 5-32010: Washington Nationals 7-62010: Washington Nationals 4-32010: Baltimore Orioles 7-62010: Baltimore Orioles 6-52010: Baltimore Orioles 4-32011: Washington Nationals 17-52011: Baltimore Orioles 8-32011: Baltimore Orioles 2-12011: Washington Nationals 8-42011: Washington Nationals 4-22011: Baltimore Orioles 7-42012: Baltimore Orioles 2-12012: Baltimore Orioles 6-52012: Washington Nationals 9-32012: Baltimore Orioles 2-12012: Washington Nationals 3-12012: Baltimore Orioles 2-12013: Baltimore Orioles 6-22013: Washington Nationals 9-32013: Baltimore Orioles 9-62013: Baltimore Orioles 2-02014: Baltimore Orioles 8-22014: Washington Nationals 6-22014: Baltimore Orioles 4-32014: Baltimore Orioles 7-32015: Baltimore Orioles 3-22015: Washington Nationals 7-42015: Washington Nationals 3-22015: Baltimore Orioles 4-12015: Baltimore Orioles 4-32015: Baltimore Orioles 5-42016: Baltimore Orioles 4-32016: Baltimore Orioles 8-12016: Baltimore Orioles 10-82016: Washington Nationals 4-02017: Baltimore Orioles 6-42017: Baltimore Orioles 5-42017: Washington Nationals 7-62017: Washington Nationals 6-12018: Washington Nationals 6-02018: Washington Nationals 3-22018: Washington Nationals 2-02018: Washington Nationals 9-72018: Baltimore Orioles 3-02018: Washington Nationals 4-22019: Washington Nationals 8-12019: Baltimore Orioles 9-22019: Baltimore Orioles 2-02019: Washington Nationals 8-42020: Baltimore Orioles 11-02020: Baltimore Orioles 5-32020: Baltimore Orioles 6-22020: Washington Nationals 15-32020: Baltimore Orioles 7-32020: Washington Nationals 6-52021: Washington Nationals 4-22021: Washington Nationals 12-92021: Washington Nationals 6-52021: Baltimore Orioles 6-12021: Baltimore Orioles 5-32021: Baltimore Orioles 5-42022: Washington Nationals 3-02022: Baltimore Orioles 7-02022: Baltimore Orioles 4-32022: Baltimore Orioles 6-22023: Baltimore Orioles 1-02023: Baltimore Orioles 4-02023: Baltimore Orioles 1-02023: Baltimore Orioles 5-12024: Washington Nationals 3-02024: Baltimore Orioles 7-62024: Washington Nationals 9-32024: Baltimore Orioles 4-12025: Washington Nationals 7-02025: Washington Nationals 4-32025: Baltimore Orioles 2-12025: Washington Nationals 4-32025: Washington Nationals 10-62025: Washington Nationals 10-42026: Washington Nationals 3-22026: Washington Nationals 13-32026: Baltimore Orioles 7-32026: Baltimore Orioles 3-12026: Washington Nationals 4-32026: Washington Nationals 6-4

Baltimore Orioles Montreal Expos Washington Nationals Tie Postseason One meeting per cell

Longest streaks: Baltimore Orioles 7 (2022–2023), Washington Nationals 6 (2017–2018). Current: Washington Nationals 2.

Splits

SplitBaltimore Orioles record
Regular season66-59
Hosted by Baltimore Orioles37-27
Hosted by Washington Nationals29-32
Last 10 seasons (2017 to 2026)24-26
Largest Baltimore Orioles win11-0 (2020)
Largest Washington Nationals win17-5 (2011)

Every meeting

2020s
SeasonDateWinnerScoreSiteRound
2026 (2-4) May 15, 2026 Washington Nationals 3-2 at Washington Nationals
May 16, 2026 Washington Nationals 13-3 at Washington Nationals
May 17, 2026 Baltimore Orioles 7-3 at Washington Nationals
Jun 26, 2026 Baltimore Orioles 3-1 at Baltimore Orioles
Jun 27, 2026 Washington Nationals 4-3 at Baltimore Orioles
Jun 28, 2026 Washington Nationals 6-4 at Baltimore Orioles
2025 (1-5) Apr 22, 2025 Washington Nationals 7-0 at Washington Nationals
Apr 23, 2025 Washington Nationals 4-3 at Washington Nationals
Apr 24, 2025 Baltimore Orioles 2-1 at Washington Nationals
May 16, 2025 Washington Nationals 4-3 at Baltimore Orioles
May 17, 2025 Washington Nationals 10-6 at Baltimore Orioles
May 18, 2025 Washington Nationals 10-4 at Baltimore Orioles
2024 (2-2) May 7, 2024 Washington Nationals 3-0 at Washington Nationals
May 8, 2024 Baltimore Orioles 7-6 at Washington Nationals
Aug 13, 2024 Washington Nationals 9-3 at Baltimore Orioles
Aug 14, 2024 Baltimore Orioles 4-1 at Baltimore Orioles
2023 (4-0) Apr 18, 2023 Baltimore Orioles 1-0 at Washington Nationals
Apr 19, 2023 Baltimore Orioles 4-0 at Washington Nationals
Sep 26, 2023 Baltimore Orioles 1-0 at Baltimore Orioles
Sep 27, 2023 Baltimore Orioles 5-1 at Baltimore Orioles
2022 (3-1) Jun 21, 2022 Washington Nationals 3-0 at Baltimore Orioles
Jun 22, 2022 Baltimore Orioles 7-0 at Baltimore Orioles
Sep 13, 2022 Baltimore Orioles 4-3 at Washington Nationals
Sep 14, 2022 Baltimore Orioles 6-2 at Washington Nationals
2021 (3-3) May 21, 2021 Washington Nationals 4-2 at Washington Nationals
May 22, 2021 Washington Nationals 12-9 at Washington Nationals
May 23, 2021 Washington Nationals 6-5 at Washington Nationals
Jul 23, 2021 Baltimore Orioles 6-1 at Baltimore Orioles
Jul 24, 2021 Baltimore Orioles 5-3 at Baltimore Orioles
Jul 25, 2021 Baltimore Orioles 5-4 at Baltimore Orioles
2020 (4-2) Aug 7, 2020 Baltimore Orioles 11-0 at Washington Nationals
Aug 8, 2020 Baltimore Orioles 5-3 at Washington Nationals
Aug 9, 2020 Baltimore Orioles 6-2 at Washington Nationals
Aug 14, 2020 Washington Nationals 15-3 at Baltimore Orioles
Aug 15, 2020 Baltimore Orioles 7-3 at Baltimore Orioles
Aug 16, 2020 Washington Nationals 6-5 at Baltimore Orioles
2010s
SeasonDateWinnerScoreSiteRound
2019 (2-2) Jul 16, 2019 Washington Nationals 8-1 at Baltimore Orioles
Jul 17, 2019 Baltimore Orioles 9-2 at Baltimore Orioles
Aug 27, 2019 Baltimore Orioles 2-0 at Washington Nationals
Aug 28, 2019 Washington Nationals 8-4 at Washington Nationals
2018 (1-5) May 28, 2018 Washington Nationals 6-0 at Baltimore Orioles
May 29, 2018 Washington Nationals 3-2 at Baltimore Orioles
May 30, 2018 Washington Nationals 2-0 at Baltimore Orioles
Jun 19, 2018 Washington Nationals 9-7 at Washington Nationals
Jun 20, 2018 Baltimore Orioles 3-0 at Washington Nationals
Jun 21, 2018 Washington Nationals 4-2 at Washington Nationals
2017 (2-2) May 8, 2017 Baltimore Orioles 6-4 at Baltimore Orioles
May 9, 2017 Baltimore Orioles 5-4 at Baltimore Orioles
May 10, 2017 Washington Nationals 7-6 at Washington Nationals
Jun 8, 2017 Washington Nationals 6-1 at Washington Nationals
2016 (3-1) Aug 22, 2016 Baltimore Orioles 4-3 at Baltimore Orioles
Aug 23, 2016 Baltimore Orioles 8-1 at Baltimore Orioles
Aug 24, 2016 Baltimore Orioles 10-8 at Washington Nationals
Aug 25, 2016 Washington Nationals 4-0 at Washington Nationals
2015 (4-2) Jul 10, 2015 Baltimore Orioles 3-2 at Baltimore Orioles
Jul 11, 2015 Washington Nationals 7-4 at Baltimore Orioles
Jul 12, 2015 Washington Nationals 3-2 at Baltimore Orioles
Sep 22, 2015 Baltimore Orioles 4-1 at Washington Nationals
Sep 23, 2015 Baltimore Orioles 4-3 at Washington Nationals
Sep 24, 2015 Baltimore Orioles 5-4 at Washington Nationals
2014 (3-1) Jul 7, 2014 Baltimore Orioles 8-2 at Washington Nationals
Jul 9, 2014 Washington Nationals 6-2 at Baltimore Orioles
Jul 10, 2014 Baltimore Orioles 4-3 at Baltimore Orioles
Aug 4, 2014 Baltimore Orioles 7-3 at Washington Nationals
2013 (3-1) May 27, 2013 Baltimore Orioles 6-2 at Washington Nationals
May 28, 2013 Washington Nationals 9-3 at Washington Nationals
May 29, 2013 Baltimore Orioles 9-6 at Baltimore Orioles
May 30, 2013 Baltimore Orioles 2-0 at Baltimore Orioles
2012 (4-2) May 18, 2012 Baltimore Orioles 2-1 at Washington Nationals
May 19, 2012 Baltimore Orioles 6-5 at Washington Nationals
May 20, 2012 Washington Nationals 9-3 at Washington Nationals
Jun 22, 2012 Baltimore Orioles 2-1 at Baltimore Orioles
Jun 23, 2012 Washington Nationals 3-1 at Baltimore Orioles
Jun 24, 2012 Baltimore Orioles 2-1 at Baltimore Orioles
2011 (3-3) May 20, 2011 Washington Nationals 17-5 at Baltimore Orioles
May 21, 2011 Baltimore Orioles 8-3 at Baltimore Orioles
May 22, 2011 Baltimore Orioles 2-1 at Baltimore Orioles
Jun 17, 2011 Washington Nationals 8-4 at Washington Nationals
Jun 18, 2011 Washington Nationals 4-2 at Washington Nationals
Jun 19, 2011 Baltimore Orioles 7-4 at Washington Nationals
2010 (4-2) May 21, 2010 Baltimore Orioles 5-3 at Washington Nationals
May 22, 2010 Washington Nationals 7-6 at Washington Nationals
May 23, 2010 Washington Nationals 4-3 at Washington Nationals
Jun 25, 2010 Baltimore Orioles 7-6 at Baltimore Orioles
Jun 26, 2010 Baltimore Orioles 6-5 at Baltimore Orioles
Jun 27, 2010 Baltimore Orioles 4-3 at Baltimore Orioles
2000s
SeasonDateWinnerScoreSiteRound
2009 (4-2) May 22, 2009 Baltimore Orioles 4-2 at Washington Nationals
May 23, 2009 Baltimore Orioles 2-1 at Washington Nationals
May 24, 2009 Washington Nationals 8-5 at Washington Nationals
Jun 26, 2009 Baltimore Orioles 11-1 at Baltimore Orioles
Jun 27, 2009 Baltimore Orioles 6-3 at Baltimore Orioles
Jun 28, 2009 Washington Nationals 5-3 at Baltimore Orioles
2008 (3-3) May 16, 2008 Baltimore Orioles 5-3 at Baltimore Orioles
May 17, 2008 Baltimore Orioles 6-5 at Baltimore Orioles
May 18, 2008 Washington Nationals 2-1 at Baltimore Orioles
Jun 27, 2008 Washington Nationals 4-2 at Washington Nationals
Jun 28, 2008 Baltimore Orioles 9-1 at Washington Nationals
Jun 29, 2008 Washington Nationals 3-2 at Washington Nationals
2007 (2-4) May 18, 2007 Baltimore Orioles 5-4 at Washington Nationals
May 19, 2007 Baltimore Orioles 3-2 at Washington Nationals
May 20, 2007 Washington Nationals 4-3 at Washington Nationals
Jun 12, 2007 Washington Nationals 7-4 at Baltimore Orioles
Jun 13, 2007 Washington Nationals 9-6 at Baltimore Orioles
Jun 14, 2007 Washington Nationals 3-1 at Baltimore Orioles
2006 (3-3) May 19, 2006 Baltimore Orioles 5-1 at Washington Nationals
May 20, 2006 Washington Nationals 8-3 at Washington Nationals
May 21, 2006 Washington Nationals 3-1 at Washington Nationals
Jun 23, 2006 Baltimore Orioles 2-1 at Baltimore Orioles
Jun 24, 2006 Baltimore Orioles 3-2 at Baltimore Orioles
Jun 25, 2006 Washington Nationals 9-5 at Baltimore Orioles
2001 (2-1) Jun 8, 2001 Baltimore Orioles 5-0 at Baltimore Orioles
Jun 9, 2001 Montreal Expos 4-2 at Baltimore Orioles
Jun 10, 2001 Baltimore Orioles 3-2 at Baltimore Orioles
2000 (0-3) Jun 2, 2000 Montreal Expos 5-3 at Montreal Expos
Jun 3, 2000 Montreal Expos 7-4 at Montreal Expos
Jun 4, 2000 Montreal Expos 1-0 at Montreal Expos
1990s
SeasonDateWinnerScoreSiteRound
1999 (3-0) Jul 15, 1999 Baltimore Orioles 8-2 at Baltimore Orioles
Jul 16, 1999 Baltimore Orioles 9-4 at Baltimore Orioles
Jul 17, 1999 Baltimore Orioles 2-1 at Baltimore Orioles
1998 (0-3) Jun 26, 1998 Montreal Expos 9-4 at Montreal Expos
Jun 27, 1998 Montreal Expos 3-1 at Montreal Expos
Jun 28, 1998 Montreal Expos 8-4 at Montreal Expos
1997 (1-2) Jun 16, 1997 Montreal Expos 6-4 at Baltimore Orioles
Jun 17, 1997 Baltimore Orioles 5-4 at Baltimore Orioles
Jun 18, 1997 Montreal Expos 1-0 at Baltimore Orioles

Sources

Records are computed from every final game result in the Matchup Index database. About the data.