| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Female | |
| Full name | Mariah Alice Jane•Millen | |
| Used name | Mariah•Millen | |
| Born | 29 June 1998 in Toronto, Ontario |  CAN |
| Affiliations | Kingston Yacht Club — Kingston, Ontario | CAN |
| NOC | Canada | CAN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2020 Summer Olympics | Sailing | CAN |
Mariah Millen | |||
| Skiff, Women (Olympic) | Ali ten Hove | 16 |
