Hallie \ha(l)-lie\ as a boy's name (also used as girl's name Hallie), is a variant of Haley (Old English, Irish, Gaelic), and the meaning of Hallie is "hay meadow; ingenious, clever". See also Halley.

The baby name Hallie sounds like Halle, Hale, Hayle, Hali, Hall and Hillier. Other similar baby names are Wallie, Allie, Baillie, Bailie, Billie, Collie, Dalle, Hadlee, Haglee, Hallen, Halim, Hallam, Hallem, Hallsy, Hallsey, Hanlee, Harlee, Harloe, Harrie, Henlie, Hollis, Ollie, Paulie, Rollie, Sollie, Tullie and Willie.