MallowbyNames

Rhianon

Rhianonree-AN-on · great queen, or divine queen

Peak popularity
1978
Usually for
Girls
Trend
Holding steady

Holding steady.

Popularity of Rhianon since 1976

Babies named Rhianon per year in U.S. Social Security records.

81725198020002020Most births 1978Girls
Data table (by decade)
DecadeGirls
1970s54
1980s142
1990s103
2000s56
2010s0
2020s0

Meaning & origin

Rhianon is a Welsh name with deep mythological roots, derived from the earlier name Rigantona meaning 'great queen.' According to U.S. Social Security data, the name first appeared in recorded use in 1976 and reached its peak usage in 1978, though it has never entered the top 1000 rankings. Its trajectory has been relatively stable over the decades, maintaining a low but consistent presence. While it shares its origin with the more familiar variant Rhiannon, Rhianon remains a rare choice, reflecting its strong cultural ties to Welsh heritage and mythology.

Rhianon is a Welsh name derived from the earlier name Rigantona, meaning 'great queen.' In Welsh mythology, Rhiannon is a prominent figure associated with horses and the Otherworld. The name has been used in Wales since the Middle Ages and gained wider recognition through its appearance in the Mabinogion.

Nicknames & variants

Nicknames: Rhi, Non, Anna

Variants: Rhiannon, Rhianon

Sibling names for Rhianon

Names that share Rhianon's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

R is for Rhianon, our favorite little girl.

R is for Rhianon…”

In a Mallowby alphabet book, Rhianon's letter becomes Rhianon's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Rhianon's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Rhianon mean?
Rhianon means 'great queen' or 'divine queen,' deriving from the Welsh name Rigantona.
How popular is the name Rhianon?
Rhianon has not ranked in the U.S. top 1000 since records began. It was first recorded in 1976 and peaked in 1978.
Is Rhianon a boy or girl name?
Rhianon is used primarily as a girl's name.