| Personal Details | |
| Name | Mason Riley |
| Known As | Mason |
| Year of Birth | 2011 |
| Eligibility Category | Open/Male |
| Membership Details | |||
| Member Number | 1396172 | ||
| Member Status | Current | ||
| Ranked Club | March Marlins SC | ||
| Country of International Representation | England | ||
| Membership Categories |
| SE Club Compete |
| Clubs & Organisations | |
| Club | Ranked |
| March Marlins SC | Yes |
| Click For Personal Best | 2024 Short Course | Short Course PB | 2024 Long Course | Long Course PB |
| 50m Freestyle | 30.39 | 30.39 | 32.42 | 32.42 |
| 100m Freestyle | 1:09.23 | 1:09.23 | 1:13.07 | 1:13.07 |
| 200m Freestyle | 2:38.82 | 2:38.82 | . | 3:10.93 |
| 400m Freestyle | . | . | . | . |
| 800m Freestyle | . | . | . | . |
| 1500m Freestyle | . | . | . | . |
| 50m Breaststroke | 43.33 | 43.33 | 43.56 | 43.56 |
| 100m Breaststroke | 1:38.65 | 1:38.65 | 1:40.51 | 1:40.51 |
| 200m Breaststroke | . | 4:18.23 | . | . |
| 50m Butterfly | 37.57 | 37.57 | 40.97 | 40.97 |
| 100m Butterfly | 1:33.91 | 1:33.91 | . | . |
| 200m Butterfly | . | . | . | . |
| 50m Backstroke | 36.62 | 36.62 | 39.26 | 39.26 |
| 100m Backstroke | 1:22.20 | 1:22.20 | 1:27.63 | 1:27.63 |
| 200m Backstroke | . | 3:48.99 | . | . |
| 200m Individual Medley | . | 3:10.95 | 3:10.90 | 3:10.90 |
| 400m Individual Medley | . | . | . | . |
| 100m Individual Medley | 1:23.20 | 1:23.20 | . | . |
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