Cognomen Wimalasena (Wimalasena 
) , across the world, is quite a common family name. The family name Wimalasena is habitual in Sri Lanka, where it is quite a common surname, Qatar, where it is a rare surname, and United Arab Emirates. Not in comparison with a country's population, this name is the most popular in Sri Lanka, United Arab Emirates, and Australia. Much less frequently, Wimalasena is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Wimalasena | Australia, United Arab Emirates, United Kingdom, Sri Lanka, Malaysia |
| wimalasena perera Sri Lankan athletics competitor, LK (b. 1945) |
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| lahiru n wimalasena researcher |
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| kandatege wimalasena researcher (ORCID 0000-0001-6419-106X) |
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| virangika k wimalasena researcher |
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Mr, Hemal, Viraj, Inoka, Isuru, I Nilmini Iroshi, Manuja, Manori, Mahesh, Mihiri, Nuwan, Sarath, Sidath, Srimal, Ananda, Ayesha, Apsara, Buddhi, Kalana, Kasuni, Krisha, Sajith, Naomi, Gavin, Dilan, Na, Ama, Jay, Madu, Amal, Pree, Ruth, Ryan, Niro, Neel, Manoj, Sandy, Suren, Asoka, Ajith, Bandu, Brian, Kasun, Rohan, Devin, Deepa, Prasad, and Pramod