Cornelus \c(o)-rne-lus, cor-nelus\ as a boy's name is a variant of Cornelius (Latin), and the meaning of Cornelus is "horn".

The baby name Cornelus sounds like Kornelius, Kornelis, Cornilius, Cornell, Cornelious, Cornelio and Cornel. Other similar baby names are Carnell, Carnelle, Carolus, Corless, Kornelious, Corneille, Cornall, Kornel, Kornell and Kornelisz.