Cognomen Onki (Onki 
) , in the world, is a very rare surname. The last name Onki is habitual in Hong Kong, where it is a rare surname, Malaysia, where it is an extremely rare surname, and Brazil. Measured by absolute frequency, it is commonest in Hong Kong, India, and Malaysia. Predominantly, Onki is the forename as well as the last name.
Ma, Kamis, Ponki, Leman, Leung, Tonki, Homma, Yeung, Yusti, Cheung, Saputra, Anggara, Aristia, Setiawan, Ariyanto, Ardianto, Hertawan, Alexander, Cheng, Akmal, Wong, Fung, Li, Man, Pun, Lau, Lam, Law, Liu, Lui, Alpiansyah, Tam, Yip, Yiu, Chan, Chow, Kwan, Tang, Herb, Hung, Tse, and Alpiyansyah