Cognomen Jayatilleke (Jayatilleke 
) , throughout the world, is quite a rare surname. The cognomen Jayatilleke is habitual in Sri Lanka, where it is quite a common surname, Australia, where it is a rare surname, and Malaysia. Very seldom, Jayatilleke is the forename as well as the last name.
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| Jayatilleke | Sri Lanka, United Kingdom, Australia, Malaysia, United States |
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jayatilleke de silva Sri Lankan author, translator, journalist, and JVP activist (1938–2019), LK (b. 1938) |
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| k. n. jayatilleke Sri Lankan author and philosopher, LK (b. 1920) |
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| lionel jayatilleke (b. 1924) |
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| krishnath jayatilleke researcher (graduate research school) |
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| kushlani jayatilleke researcher |
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| nisitha jayatilleke researcher (ORCID 0000-0003-4086-0622) |
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| shalinka jayatilleke researcher (tourism and hospitality) |
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| achala upendra jayatilleke researcher |
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Mr, Damani, Dinesh, Dilhan, Gayani, Jeeves, Tamara, Herman, Others, Chandra, Chandri, Chamath, Claudia, Keerthi, Praxede, Rebecca, Darlene, Dulitha, Gabriel, Thilina, Terence, Nirasha, R Prinzie Marguerite, Farheen, Renuka, Roshan, Mala, Prax, Raja, Lana, Jude, Nipu, Mevan, Aruna, Asela, Krish, Ruwan, Gihan, Nimal, Wimal, Shanil, Shalin, Sithum, Achala, Achini, Kapila, Kushan, Ronali, and W Terence Dunstan