Surname Busarin (บุศรินทร์ 
, บุษรินทร์ , Busarin 
) , throughout the world, is a very rare cognomen. The cognomen Busarin is habitual in Thailand, where it is a very rare surname, Nigeria, where it is an extremely rare surname, and China. Predominantly, Busarin is the forename as well as the last name.
Puakfak, Assavanig, Assavanik, Chaipinij, Chobsangchan, Busayarat, Ruengaram, Ruangporn, Jittirangsan, Hutawarakorn, Wareesangtip, Watjanathawornchai, Wudthicharoonpun, Shinawatra, Prasartsin, Rattanawan, Jumroonrat, Prasittisopin, Phanthupreecharat, Laksamanapha, Lertchavalitsakul, Thamaratayanond, Sriwichai, Suwanasri, Sirivicha, Sangsuwan, Buaroy, Kuakan, Ninjan, Nivorn, Nokyai, Manmano, Sangree, Chokate, Kamchoo, Pokpong, Treeratpijarn, Leepeng, Fakkham, Insuwan, Wijitchot, Sayomporn, Paenmuan, Rassamee, Leeraphan, Jaisamer, Thondusadee, Thurapan, Lohanon, and Wongwiwattana