Cognomen Oranuj (Oranuj 
) , in the entire world, is an extremely rare surname. Much more prevalently, Oranuj is the forename as well as the last name.
Tan, Saengthong, Ungarayawong, Ittipakorn, Horatanaruang, Tantarawongsa, Suthirawut, Opasatian, Kanjanachusak, Janrathitikarn, Pukhanasut, Promarug, Kanangkul, Sornbutnark, Yiumsombut, Kwanyajai, Raiva, Lorphensri, and Weeraphatranonth