Family name Jayawardena (Jayawardena 
) , globally, is a common cognomen. The last name Jayawardena is characteristic of Sri Lanka, where it is a common surname, Maldives, where it is quite a common surname, and United Arab Emirates, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in Sri Lanka, Australia, and United Arab Emirates. Very seldom, Jayawardena is the forename as well as the last name.
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| Jayawardena | United Kingdom, United Arab Emirates, Sri Lanka, Australia, United States |
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harry jayawardena Sri Lankan businessman, LK (b. 1942) |
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| p. p. jayawardena politician (b. 1898) |
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| n. u. jayawardena 1908 (b. 1908) |
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| t. f. jayawardena Sri Lankan politician, LK (b. 1911) |
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| m. d. h. jayawardena Sri Lankan lawyer, businessman and politician (b. 1915) |
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| christopher allan hector perera jayawardena (b. 1909) |
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| dommie jayawardena Sri Lankan actor, LK (b. 1927) |
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ranil jayawardena British politician, GB (b. 1986) |
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| rohini jayawardena badminton player, LK (b. 1947) |
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| h. m. jayawardena Sri Lankan composer and musician (1950–2020) (b. 1950) |
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| nalin jayawardena Sri Lankan musician, LK (b. 1957) |
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| ovin jayawardena researcher |
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| kavinda jayawardena Sri Lankan politician, LK |
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| bhawantha m jayawardena researcher (ORCID 0000-0002-8000-5041) |
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| asitha d l jayawardena researcher (ORCID 0000-0002-9932-8748) |
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