| St. Mary's Academy of San Nicolas | |
| Motto: | Latin: Initium Sapientiae Timor Domini |
| Mottoeng: | The fear of the Lord is the beginning of wisdom. |
| Type: | Private Roman Catholic Coeducational Basic education institution |
| Established: | 1966 |
| Former Name: | Saint Nicholas Academy |
| Religious Affiliation: | Roman Catholic (RVM Sisters) |
| Parent: | St. Mary's College of Quezon City |
| City: | Tomas Abella St., Cebu City |
| Province: | Cebu |
| Country: | Philippines |
| Coordinates: | 10.2932°N 123.891°W |
| Pushpin Map: | Visayas#Philippines |
| Campus: | Urban |
| Free Label: | Patroness |
| Free: | Our Lady of Fatima |
| Colors: | and |
| Nickname: | Marians |
St. Mary's Academy of San Nicolas, formerly known as Saint Nicholas Academy, is a Catholic private school in Cebu City, Philippines run and partially owned by the Religious of the Virgin Mary (RVM). The school has affiliation with the Archdiocesan Shrine of San Nicolas Parish. It offers Kindergarten, Grade School, and High School curricula for boys and girls.