| 左外野手 | 10 天傷兵名單 (The Seattle Mariners placed OF Dominic Canzone on the 10-day injured list.) | |
| 投手 | 15 天傷兵名單 (The Seattle Mariners placed RHP Collin Snider on the 15-day injured list with a left knee contusion.) | |
| 投手 | 15 天傷兵名單 (The Seattle Mariners placed RHP Cody Bolton on the 15-day injured list with a general medical issue.) | |
| 投手 | 15 天傷兵名單 (The Seattle Mariners placed RHP Matt Brash on the 15-day injured list with right elbow inflammation.) | |
| 投手 | 15 天傷兵名單 (The Seattle Mariners placed RHP Gregory Santos on the 15-day injured list with a right latissimus dorsi strain.) | |
| 投手 | 15 天傷兵名單 (The Seattle Mariners placed RHP Eduard Bazardo on the 15-day injured list with a right rotator cuff strain.) | |
| 投手 | 15 天傷兵名單 (The Seattle Mariners placed RHP Bryan Woo on the 15-day injured list with elbow inflammation.) | |
| 投手 | 60 天傷兵名單 (The Seattle Mariners announced that SP Jackson Kowar was placed on the 60-day injured list for a tear in his right UCL.) | |