Ollie \o(l)-lie\ as a boy's name (also used as girl's name Ollie), is a variant of Oliver (Latin), and the meaning of Ollie is "olive tree".

The baby name Ollie sounds like Allie and Olle. Other similar baby names are Billie, Collie, Elie, Hallie, Ilie, Obie, Odie, Olin, Ole, Olave, Olley, Ozzie, Ossie, Rollie, Sollie, Tullie, Wallie, Wylie and Willie.