Last name Atapattu (Atapattu 
) , around the world, is a common surname. The cognomen Atapattu is habitual in Sri Lanka, where it is quite a common surname, South Sudan, where it is quite a rare surname, and United Arab Emirates. Very seldom, Atapattu is the forename as well as the last name.
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| Atapattu | South Sudan, United Arab Emirates, United States, Indonesia, Sri Lanka |
| d. p. atapattu Sri Lankan politician, LK (b. 1899) |
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| ranjit atapattu Sri Lankan physician and politician, LK (b. 1933) |
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| anjana j atapattu researcher |
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| dhammika n atapattu researcher (ORCID 0000-0001-9504-5380) |
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| dhilma atapattu researcher |
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| dayananda wijesinghe atapattu Ph.D. Indiana University 1991 |
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| sanka n. atapattu researcher |
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| lakmali atapattu researcher |
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| navoda atapattu researcher |
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| sumudu atapattu LK |
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Mr, Susil, Aloka, Anita, Anura, Aruna, Amali, Asela, Akila, Chaya, Suren, Kasun, Pooja, Ranga, Rohan, Ricky, Ridmi, Ruwan, Dehan, Dasun, Dinal, Kiran, Shani, Saman, Maura, Ms, Bud, Ron, Roy, Don, Leo, Sara, Anne, Anil, Anoj, Amal, Ashi, Athu, Paba, Ryan, Dinu, Dona, Luck, Ousl, Upul, Manoj, Dilan, and Dulaj