| Roles | Referee |
|---|---|
| Sex | Female |
| Full name | Maria•Foster |
| Used name | Maria•Foster |
| NOC |  Great Britain |
| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As | |
|---|---|---|---|---|---|---|---|
| 2012 Summer Olympics | Rhythmic Gymnastics (Gymnastics) | GBR |
Maria Foster | ||||
| Individual, Women (Olympic) | Clubs | Clubs | Line Judge 2 | ||||
| Individual, Women (Olympic) | Ribbon | Ribbon | Line Judge 2 | ||||
| Group, Women (Olympic) | Hoops/Clubs | Hoops/Clubs | Line Judge 2 | ||||
| Group, Women (Olympic) | Balls | Balls | Line Judge 1 | ||||
| Group, Women (Olympic) | Hoops/Clubs | Hoops/Clubs | Line Judge 1 |
