Roni \r(o)-ni\ as a girl's name is a variant of Ronni (Old English) and Veronica (Latin), and the meaning of Roni is "strong counsel; true image".
The baby name Roni sounds like Rani and Rona. Other similar baby names are Toni, Joni, Loni, Noni, Rodi, Rondi, Robi and Romi.