| Ap Tan Pai | |
| Native Name: | 鴨蛋排 |
| Native Name Link: | Chinese language |
| Map: | Hong Kong |
| Coordinates: | 22.5531°N 114.2655°W |
| Country Admin Divisions Title: | Districts |
| Country Admin Divisions: | North District |
Ap Tan Pai is a reef in the New Territories of Hong Kong. It is located in Ap Chau Bay (; Ap Chau Hoi) of Crooked Harbour, between Ap Chau to the east and Ap Lo Chun to the southwest.[1] It is under the administration of North District.