| Estefania Sebastian | |
| Nationality: | Andorran |
| Sport: | Track and field |
| Event: | 60m |
| Birth Date: | 5 September 1982 |
Estefania Sebastian (born 5 September 1982) is an Andorran sprinter.[1] She competed in the 60 metres event at the 2014 IAAF World Indoor Championships.