Although The Girls Name Rheanna May Appear To Be A Respelling Of Rihanna, It’s Roots Come From A Different Place Altogether. Meaning "divine Queen" Or "goddess," Its Rooted In The Welsh Name Rhiannon. According To Legends, Rhiannon Was A Goddess Who Took The Shape Of A Horse. A Straight Shooter And Totally Witty, This Fascinating Goddess Of The Underworld Continues To Inspire The Masses. Stevie Nicks Of Fleetwood Mac Chose This Name For Her 1976 Hit Of The Same Name, Particularly For Its Connection To The Moon. The Perfect Name For A Rebellious Rascal, Rheanna Will Never Fail To Make In Impression.