Last name Ratnasekera (Ratnasekera 
) , all over the world, is a rare surname. The surname Ratnasekera is habitual in Sri Lanka, where it is quite a rare surname, Australia, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname. In absolute terms, the name is most common in Sri Lanka, Australia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Ratnasekera | Australia, Canada, United States, United Kingdom, Sri Lanka |
| leopold ratnasekera (b. 1941) |
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| asanthi ratnasekera researcher |
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| disna ratnasekera researcher |
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| theekshana ratnasekera Sri Lankan swimmer, LK (b. 1982) |
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Mr, Krishantha, Aldric Vihangha Denuwan, Nilakshi, Thusitha, Jayantha, Limandhee, Ayden Nickila Sakunthana, Ashanthi, Sandeepa, Yasodha, Lokitha, Lirunda, Don Aruna, Pulindu, Sanduni, Meralyn, Manjula, Don, Anoma, Ranga, Dasun, Aldric, Kamani, Theekshana, Kirthi, Lalith, Joseph, Harsha, Varuna, Indika, Irosha, Dialak, and Tilakapala