Rianne \ri(an)-ne\ as a girl's name is a variant of Rhiannon (Welsh), Riane (Irish) and Ryan (Irish, Gaelic), and the meaning of Rianne is "great queen, or goddess; king".

The baby name Rianne sounds like Reanne, Rianna, Ryanne, Roanne and Riann. Other similar baby names are Dianne, Lianne and Tianne.