Antonin \a-nto-nin, an-tonin\ as a boy's name is a variant of Anthony (Latin). See for meaning of Antonin.
The baby name Antonin sounds like Antonio, Antonino and Antoni. Other similar baby names are Antolin, Andonia, Antony, Antons, Antonius, Antoine, Antonije, Antoney, Antone, Anton, Antin, Anntoin, Antwoin, Antwain and Antonito.