ˈæɡjuːdʒˌæsɚɹˌætɑːps wʌz nˈeɪmd baɪ spˈɛnsɚ dʒˈiː. lˈuːkəz, ɹˈɑːbɚt ˈɛm. sˈʌlɪvən ænd ˈeɪdɹiən hˈʌnt ɪn tˈuː θˈaʊzənd sˈɪks, ænd ðə tˈaɪp spˈiːsiːz ɪz ˈæɡjuːdʒˌæsɚɹˌætɑːps mˌæɹɪskˈeɪlənsˌɪs.
Agujaceratops was named by Spencer G. Lucas, Robert M. Sullivan and Adrian Hunt in 2006, and the type species is Agujaceratops mariscalensis.