Great queen
A variant spelling of Rhiannon, a name rooted in the Old Celtic title Rigantona. In Welsh mythology, Rhiannon was a prominent figure associated with horses, birds, and sovereignty. While the 'Rhiannon' spelling is more common, this variant adds a unique visual flair while maintaining its regal heritage.
Fewer than 5 girls were named Rheannon in 2025.
US births per 5-year period, 1990–present (SSA data).
A character in the fantasy novel series 'The Chronicles of the Cheysuli' · The Chronicles of the Cheysuli
