Dinnie \d(in)-nie\ as a girl's name is a variant of Denise (French), and the meaning of Dinnie is "follower of Dionysius".
The baby name Dinnie sounds like Dennie and Donnie. Other similar baby names are Vinnie, Binnie, Sinnie, Cinnie, Jinnie, Ginnie, Winnie, Minnie and Linnie.