2005 Washington Nationals season Game log June

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| June 13 | @ Los Angeles Angels of Anaheim | 1-11 | Loaiza (2-5) | 40790 | 37-27 |
| June 14 | @ Los Angeles Angels of Anaheim | 6-3 | Shields (5-4) | 43874 | 38-27 |
| June 15 | @ Los Angeles Angels of Anaheim | 1-0 | Colón (8-4) | 43505 | 39-27 |
| June 17 | @ Texas Rangers | 1-8 | Patterson (3-2) | 33653 | 39-28 |
| June 18 | @ Texas Rangers | 4-7 | Armas (3-4) | 48663 | 39-29 |
| June 19 | @ Texas Rangers | 8-2 | Wilson (0-1) | 34474 | 40-29 |
| June 20 | @ Pittsburgh Pirates | 7-4 | Redman (4-5) | 21893 | 41-29 |
| June 21 | @ Pittsburgh Pirates | 4-11 | Drese (5-7) | 26006 | 41-30 |
| June 22 | @ Pittsburgh Pirates | 5-4 | Gonzalez (0-3) | 24064 | 42-30 |
| June 24 | Toronto Blue Jays | 3-0 | Towers (5-7) | 36689 | 43-30 |