What does Rianon mean?
Rianon is an unusual given name for females. Rianon is an uncommon last name too for both adults and children. (2000 U.S. Census)
Shown below is an analysis of the popularity of Rianon and related names. Popular alternative forms of Rianon (#unlisted) rated in the Top 1000 are Rhianna, Rhiannon and Rianna. Adoption of these girl names was at its most widespread in 1998 (usage of 0.2093%) and has become much lower since, with the versions Rhianna and Rhiannon becoming less stylish. (2014 Birth Statistics)