Name meaning & stats
Rhiannon
Rhiannon (Welsh origin). 15,544 US babies since 1940, peak 1999.
What it means
No agreed meaning on record
Welsh
In US birth records
Peak year: 1999
15,544 US babies were named Rhiannon between 1940 and 2025.
Careers
Not enough notable people named Rhiannon (or its spelling family) to say anything reliable yet. That's a gap in the data, not the name.
Spelling family
The most common spelling: 38% of the family
Names that sound the same, grouped by Heyotag. Share of US babies since 1940.
Name twins (peaked around 1999)