Trio Beach is a gazetted beach facing the bay of Sam Sing Wan (三星灣) and located on Pak Sha Wan Peninsula, Sai Kung District, Hong Kong.

The beach has barbecue pits and is managed by the Leisure and Cultural Services Department of the Hong Kong Government.

[1] The beach is 131 metres long and is rated as good to fair by the Environmental Protection Department for its water quality in the past twenty years.

A 26-year-old woman was treated at Tseung Kwan O Hospital for her leg injury and was discharged.

The beach is also accessible by hiking for a healthier and more scenic option as well as kai-to from Hebe Haven Pier.