The body of a 70-year-old father of three was found on the Wellawatte beach in the Boswell area, police said.
The deceased was a resident of Waidya Road, Dehiwala.
Police said officers visited the location following information that the body of an unidentified person had been found on the beach. The man’s relatives later arrived and identified the body.
Close relatives told police that he had left his wristwatch and a pair of shoes at home when he went out.
Wellawatte Police are conducting further investigations.