Last name Gunawardena (Gunawardena 
) , all over the world, is a common surname. The surname Gunawardena is characteristic of Sri Lanka, where it is a common surname, United Arab Emirates, where it is quite a rare surname, and Bahrain. Measured by absolute frequency, this name is the most popular in Sri Lanka, United Arab Emirates, and Australia.
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| Gunawardena | Australia, Indonesia, United Arab Emirates, Sri Lanka, United States |
| don carlin gunawardena Sri Lankan botanist (1899–1979), LK (b. 1899) |
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| don benjamin rupasinghe gunawardena Sri Lankan politician and diplomat, LK (b. 1904) |
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| trilicia gunawardena Sri Lankan film actress, LK (b. 1934) |
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| dayananda gunawardena Sri Lankan writer (1934-1993), LK (b. 1934) |
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| thelma gunawardena Sri Lankan entomologist and museum director (b. 1934) |
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| sarath gunawardena Sri Lankan politician, LK (b. 1949) |
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| prishantha gunawardena Sri Lankan archaeologist, LK (b. 1968) |
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| kokila gunawardena Sri Lankan politician (b. 1974) |
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| jeremy harin charles gunawardena Ph.D. University of Cambridge 1981 |
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| tharusha gunawardena researcher |
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| ananda gunawardena Ph.D. Ohio University 1989 |
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| sharmini gunawardena researcher |
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| nathali gunawardena researcher |
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| nalika gunawardena researcher |
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| athula gunawardena Associate Professor |
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