Family name Sekai (Sekai 
) , worldwide, is a rare cognomen. The last name Sekai is habitual in Botswana, where it is quite a rare surname, Algeria, where it is a rare surname, and Indonesia. More frequently, Sekai is the forename as well as the last name.
Cox, Moseley, Muroyiwa, Musango, Mujokoto, Muyunda, Sithole, Subanda, Stewart, Chinake, Chideme, Chideya, Clayton, Broaden, Dzitiro, Ngarize, Chambers, Katsande, Ricketts, Gwishiri, Trafford, Ndemanga, Zankel, Hernandez, Fraser, Nhiwatiwa, Key, Paz, Lee, Moyo, Bepe, Guti, Hill, Ichi, Ward, Cobos, Bhene, Kwame, Ngoma, Nyoni, Ndoro, Haley, Henry, Saionji, Senwosret, Kamiki, Kusama, Hurdle, and Pasipanodya