Rianna as a Baby Name. Meaning and Origin of Rianna

What is the meaning of the name Rianna ?

The baby name Rianna is a Female name , 3 syllables long and is pronounced ree-AN-uh (REE-an-uh).

Rianna is Welsh in Origin.

Rianna blends modern style with deep Celtic roots. Most often it’s a streamlined English variant of Welsh Rhianna/Rhiannon, the name of a figure from the medieval Mabinogion. Linguists trace Rhiannon to Proto-Celtic Rigantona, usually glossed “great/divine queen,” linking the name with themes of sovereignty and poetic inspiration.

The spelling Rianna appears in late 20th‑century records in Britain, Ireland, and North America, gaining visibility after Fleetwood Mac’s 1975 song “Rhiannon” and, later, through the pop star Rihanna, which broadened awareness of related spellings. Variants and related forms include Rhianna, Rihanna, Rhiannon, Rhiana, Riana, and Rianne; short forms include Ria and Ri. In some Romance-language contexts, Rianna may also function as a clipped form of Arianna or Adriana, shifting the underlying meaning to “most holy” (from Ariadne) or “from Hadria.” Overall, Rianna carries a regal, queenly sense while remaining modern and approachable.