Last name Dasun (Dasun 
) , worldwide, is quite a rare family name. The family name Dasun is characteristic of Sri Lanka, where it is quite a common surname, Qatar, where it is a rare surname, and Malaysia. In absolute terms, it most frequently occurs in Sri Lanka, Indonesia, and Malaysia. More prevalently, Dasun is the forename as well as the last name.
Chen, Pathirana, Lakshitha, Jayaweera, Hasaranga, Wijesekara, Madushanka, Athukorala, Pramuditha, Priyankara, Ranasinghe, Rathnayake, Gunasekara, Jayasinghe, Jayarathna, Nayanajith, Siriwardana, Chathuranga, Kariyawasam, Kumarapperuma, Dissanayake, Weerasinghe, Sucharith, Samarasinghe, Madusanka, Fernando, Wood, Silva, Mendis, Keylor, Kumara, Perera, Gamage, Sampath, Sameera, Chanaka, Chamara, Bandara, Kavinda, Tharaka, Fonseka, Madushan, Sandeepa, Sankalpa, Kanchana, Liyanage, Tharanga, Wellawalage, and Hettiarachchi