Cape D'Aguilar, or Hok Tsui, is a cape in the south of Shek O and D'Aguilar Peak on southeastern Hong Kong Island, Hong Kong. The peninsula, where the cape is on its southeastern side, is also known as Cape D'Aguilar. It is named after Major-General George Charles D'Aguilar.
There are two small islands, known as Kau Pei Chau (狗髀洲), in the southern vicinity of the cape. Its south water is Sheung Sze Mun (雙四門)