Head to Head
| MLB | 2021/04/23 23:10 | SEA Mariners v BOS Red Sox | L | 5-6 |
| MLB | 2021/04/22 23:10 | SEA Mariners v BOS Red Sox | W | 7-3 |
| MLB | 2019/05/12 17:05 | SEA Mariners v BOS Red Sox | L | 2-11 |
| MLB | 2019/05/11 17:05 | SEA Mariners v BOS Red Sox | L | 5-9 |
| MLB | 2019/05/10 23:10 | SEA Mariners v BOS Red Sox | L | 1-14 |
| MLB | 2019/03/31 20:10 | BOS Red Sox v SEA Mariners | W | 8-10 |
| MLB | 2019/03/31 01:10 | BOS Red Sox v SEA Mariners | W | 5-6 |
| MLB | 2019/03/30 02:10 | BOS Red Sox v SEA Mariners | L | 7-6 |
Home History
| MLB | 2021/04/23 23:10 | SEA Mariners v BOS Red Sox | L | 5-6 |
| MLB | 2021/04/22 23:10 | SEA Mariners v BOS Red Sox | W | 7-3 |
| MLB | 2021/04/20 20:10 | LA Dodgers v SEA Mariners | L | 1-0 |
| MLB | 2021/04/20 02:10 | LA Dodgers v SEA Mariners | W | 3-4 |
| MLB | 2021/04/18 20:10 | HOU Astros v SEA Mariners | W | 2-7 |
| MLB | 2021/04/18 01:10 | HOU Astros v SEA Mariners | L | 1-0 |
| MLB | 2021/04/17 02:10 | HOU Astros v SEA Mariners | W | 5-6 |
| MLB | 2021/04/15 19:45 | SEA Mariners v BAL Orioles | W | 2-1 |
Away History
| MLB | 2021/04/23 23:10 | SEA Mariners v BOS Red Sox | W | 5-6 |
| MLB | 2021/04/22 23:10 | SEA Mariners v BOS Red Sox | L | 7-3 |
| MLB | 2021/04/21 23:40 | TOR Blue Jays v BOS Red Sox | L | 6-3 |
| MLB | 2021/04/20 23:10 | TOR Blue Jays v BOS Red Sox | W | 2-4 |
| MLB | 2021/04/19 15:10 | CHI White Sox v BOS Red Sox | W | 4-11 |
| MLB | 2021/04/18 21:10 | CHI White Sox v BOS Red Sox | L | 5-1 |
| MLB | 2021/04/18 17:10 | CHI White Sox v BOS Red Sox | L | 3-2 |
| MLB | 2021/04/17 20:05 | CHI White Sox v BOS Red Sox | W | 4-7 |