2001 Seattle Mariners season Game log April

| Date_ | Opponent | Score | Loss | Save_ | Attendance | Record |
|---|---|---|---|---|---|---|
| April 13 | @ Angels | 3–4 | Sasaki (0–1) | – | 31087 | 7–3 |
| April 14 | @ Angels | 2–1 | Valdez (0–1) | Sasaki (6) | 34780 | 8–3 |
| April 15 | @ Angels | 7–5 | Hasegawa (1–1) | Nelson (1) | 20733 | 9–3 |
| April 16 | Rangers | 9–7 | Glynn (0–3) | – | 45657 | 10–3 |
| April 17 | Rangers | 6–4 | Helling (0–3) | Sasaki (7) | 34536 | 11–3 |
| April 18 | Rangers | 6–8 | Tomko (0–1) | Zimmerman (1) | 48823 | 11–4 |
| April 19 | Angels | 3–2 | Valdez (0–2) | Sasaki (8) | 25016 | 12–4 |
| April 20 | Angels | 4–1 | Rapp (0–3) | Sasaki (9) | 39274 | 13–4 |
| April 21 | Angels | 5–2 | Washburn (0–2) | Nelson (2) | 39274 | 14–4 |
| April 22 | Angels | 5–0 | Ortiz (2–2) | – | 44192 | 15–4 |