Rhiannon

Primarily a girl's name · 100% girls

Meaning

Rhiannon is a feminine Welsh given name possibly derived from the Old Celtic title Rigantona, meaning great queen.

From Wikipedia

Rhiannon first appears in the data in 1987 and has been recorded in 14 different years as a girl's name. Its single biggest year was 1994 with 188 babies (rank #68 that year). It was not in the 2025 data. The name has been declining over the last five years.

Numerology of Rhiannon

In Pythagorean numerology, every letter has a value from 1 to 9. Adding the letters of Rhiannon yields these three numbers — a playful read on the name's character.

3Destiny numberThe creativeExpressive, sociable, lifted by playful energy.Sum of every letter. The overall character a name carries.
7Soul urgeThe seekerIntrospective, analytical, drawn to the unknown.Sum of the vowels — what's said to drive the heart.
5PersonalityThe free spiritCurious, restless, energised by change.Sum of the consonants — the outer impression.

1,968

Total babies (all years)

Years in the data

188

Peak in a single year

Popularity Over Time — Girls

Share your Rhiannon story

Why did you choose this name — or what does it mean to you? Approved stories appear on this page.

More popular girls' names

Other girls' names starting with R

Year-by-Year Detail

Rank is among all girls' names registered that year.

Year	Babies	Rank
1987	76	#99
1989	161	#78
1990	154	#82
1991	175	#65
1992	181	#66
1993	182	#74
1994	188	#68
1995	178	#71
1996	164	#74
1997	167	#71
1998	153	#80
1999	141	#84
2001	46	#108
2017	2	#805