2008 Seattle Mariners season Game log April

| Date_ | Opponent | Score | Loss | Attendance | Record |
|---|---|---|---|---|---|
| March 31 | Rangers | 5 - 2 | Millwood (0-1) | 46334 | 1-0 |
| April 1 | Rangers | 5 - 4 | Putz (0-1) | 25204 | 1-1 |
| April 2 | Rangers | 4 - 1 | Jennings (0-1) | 21349 | 2-1 |
| April 4 | @ Orioles | 7 - 4 | Washburn (0-1) | 14429 | 2-2 |
| April 5 | @ Orioles | 6 - 4 | Batista (0-1) | 24824 | 2-3 |
| April 6 | @ Orioles | 3 - 2 | Lowe (0-1) | 19215 | 2-4 |
| April 7 | @ Orioles | 5 - 4 | O`Flaherty (0-1) | 10774 | 2-5 |
| April 8 | @ Rays | 6 - 5 | Glover (0-1) | 36048 | 3-5 |
| April 9 | @ Rays | 7 - 1 | Sonnanstine | 12106 | 4-5 |