Surname Nithiroj (Nithiroj 
) , all over the world, is an extremely rare cognomen. Much more prevalently, Nithiroj is the forename as well as the last name.
Nimaeh, Ngamchutimavong, Viriyaporn, Chuenamonpun, Bunditkamolporn, Piyathawornphat, Phonprasert, Tantiputthasak, Tanamunset, Thanaphitkrittikul, Nanthaphan, Suwannaratdanu, Theerahiranphong, Yothinphisankul, Akarathanakulkit, Krittayaruangkit, Tansawangkulcharus, Tripatarasit, Ratirapirat, Prucksakulwat, Panamornchai, Pengdis, Peakrathok, Rakteerasri, Rermwandeethanachok, Warotkullanit, Meelapchotipong, Muenthip, Siriphan, Srikulwong, Thamsuebsak, Wonggotwarin, Siriittiwong, Seritrakoolchai, Apiromruck, Chotmunkhongsin, Kamolkeeratiroj, Patkamonpod, Wongwatthanathaworn, and Wongwattanathaworn