| António Mascarenhas | |
| Order: | 14th |
| Office: | Governor of Portuguese Ceylon |
| Term Start: | 1638 |
| Term End: | 1640 |
| Predecessor: | Diogo de Melo de Castro |
| Successor: | Filipe Mascarenhas |
António Mascarenhas was the 14th Governor of Portuguese Ceylon. Mascarenhas was appointed in 1638 under Philip III of Portugal, he was Governor until 1640. He was succeeded by Filipe Mascarenhas.[1]