Cognomen Weerasingha (Weerasingha 
) , across the world, is quite a common surname. The surname Weerasingha is characteristic of Sri Lanka, where it is quite a common surname, Maldives, where it is quite a rare surname, and Kuwait. Measured by absolute frequency, it is commonest in Sri Lanka, United Arab Emirates, and Saudi Arabia. Very seldom, Weerasingha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Weerasingha | Qatar, Saudi Arabia, United Arab Emirates, Sri Lanka, Kuwait |
| d. weerasingha Sri Lankan politician (b. 1979) |
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| hareen weerasingha cricketer, LK (b. 1999) |
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Mr, Kasun, Keshi, Peter, Priya, Rajiv, Rohan, Rukma, Ruwan, Dammi, Disna, Dulan, Gayan, Gihan, Tissa, Nalin, Nimal, Nuwan, Viraj, Isuru, Kamal, Yohan, Ajith, Asoka, Ms, Sha, Anu, Don, Stan, Anil, Dilu, Nilu, Ishi, Manoj, Manel, Mohan, Sandu, Sanka, Saman, Anura, Aruna, Amaya, Amila, Akila, and Umesh