Surname Onusa (Onusa 
) , across the world, is a very rare last name. The cognomen Onusa is habitual in Thailand, where it is an extremely rare surname, Nigeria, and Brazil. Predominantly, Onusa is the forename as well as the last name.
Banta, Pechpakdee, Puthajanya, Putapitak, Radabutr, Thikapan, Nongtrud, Suthamsamai, Krairiksh, Lertjirakul, Tanthathoedtham, Wisitnakhon, Suwanmanee, Kanlayarat, Kwanthitinan, Phaocharoen, Lertpongsaporn, Luksaneeyanawin, Wongprapun, Charuchinda, Rattanaphan, Lilawatthananun, Kaiboriboon, Chanklin, Chankhao, Srisakul, Bunon, Jaiya, Nanan, Saitip, Somsri, Buaban, Rubmuang, Yodhom, Sukmool, Suwarat, Suwanpratest, Sopasai, Butsorn, Kongpat, Konghom, Parnjurm, Punthaw, Jitlang, Malengputhong, Morawong, Saravari, Sereeyothin, Boonrat, and Chokchalermwong