Glennie \g-lennie, gl(en)-nie\ as a girl's name (also used as boy's name Glennie), is a variant of Glenna (Irish, Gaelic), and the meaning of Glennie is "glen".

The baby name Glennie sounds like Glenne, Cleonie and Glenn. Other similar baby names are Glennis, Glennice and Gwennie.