Junior \j(u)-nior\ as a boy's name is pronounced JOON-yer. It is of Latin origin, and the meaning of Junior is "the younger one". Occasionally used as a given name, though more usually the abbreviation Jr. is used with a full name when it is identical to a father's or grandfather's name.

Baby names that sound like Junior are Anwar, Einar, Inar, Ejnar, Einer, Jennaro, Jenaro, Joyner, Joiner and Ynyr. Other similar baby names are Junio, Juniper, Junius, Junot, Munir and Senior.