Harmonio \ha-rmo-nio, har-monio\ as a boy's name is a variant of Harmony (Latin), and the meaning of Harmonio is "concord, joining".

The baby name Harmonio sounds like Harmonn, Harmon and Herminio. Other similar baby names are Parmenio, Haimon, Armoni, Carmino, Erminio, Garmon, Hardon, Harman, Harmen, Harmann and Hermon.