Windy \wi(n)-dy\ as a girl's name is a variant of Wendy (English), and the meaning of Windy is "friend".

The baby name Windy sounds like Wandy, Andy, Wendi, Jandy, Wanda, Wonda, Wenda, Wendye and Wendey. Other similar baby names are Lindy, Cindy, Sindy, Winny and Mindy.