Last name Dassanayake (Dassanayake 
) , in the entire world, is a common family name. The last name Dassanayake is characteristic of Sri Lanka, where it is quite a common surname, United Arab Emirates, where it is quite a rare surname, and Australia, where it is a rare surname. Very seldom, Dassanayake is the forename as well as the last name.
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| Dassanayake | Sri Lanka, United Kingdom, Australia, United Arab Emirates, United States |
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indra dassanayake professor of Hindi, IN (b. 1943) |
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| ivan dassanayake Ceylonese politician, LK (b. 1910) |
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| ananda dassanayake Sri Lankan politician (1920-2012), LK (b. 1920) |
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| meliyasena dhammadasa dassanayake botanist (b. 1921) |
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| kingsley c. dassanayake LK (b. 1914) |
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| l. b. dassanayake (b. 1920) |
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| sarath dassanayake Sri Lankan music director, LK (b. 1942) |
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| chamara sampath dassanayake Sri Lankan politician, LK (b. 1971) |
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| uditha dassanayake researcher |
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| rohana p dassanayake researcher |
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| mudiyanselage maduranga kasun dassanayake Ph.D. Arizona State University 2018 |
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| maheshi dassanayake researcher |
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| ranil dassanayake researcher |
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| gayani dassanayake researcher |
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| damayanthi dassanayake researcher (ORCID 0000-0002-5362-0751) |
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