Arnie \a-rnie, ar-nie\ as a boy's name is a variant of Aaron (Hebrew), Arne (Old Norse) and Arnold (Old French, Old German), and the meaning of Arnie is "mountain of strength; eagle; eagle ruler".

The baby name Arnie sounds like Arni, Arnoe and Ernie. Other similar baby names are Ardie, Arie, Arlie, Artie and Arvie.