Home / Name Directory / Rhiannon
How Many People Are Named Rhiannon?
Estimated people named Rhiannon living in the U.S. today
14,852
Gender distribution
0% male · 100% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 15,330
- Peak year: 1999 (651 births)
- Estimated living today: 14,852
Rhiannon by age group — who carries the name today?
Rhiannon popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Rhiannon
Rhiannon has been recorded by the Social Security Administration since the 19th century dataset began. In total, 15,330 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 14,852 bearers are still living — roughly 1 in 23,014 Americans. The name's strongest decade shapes how old most Rhiannons you meet will be, which the age-group breakdown above shows directly. All figures are statistical estimates from public records; see our methodology for sources, the survival model, and the limits of the data (names given to fewer than five babies in a year are not published by the SSA).
Frequently asked questions
How many people are named Rhiannon in the US?
An estimated 14,852 people named Rhiannon are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Rhiannon rare — about 1 in 23,014 Americans.
Is Rhiannon a boy or girl name?
In SSA records, Rhiannon is 0% male and 100% female, so it is predominantly a female name.
When was Rhiannon most popular?
Rhiannon peaked in 1999, when 651 babies were given the name. Its current trend is declining compared with the previous decade.
How rare is the name Rhiannon?
Rhiannon ranks #1,888 of 104,819 first names recorded by the SSA, with a rarity score of 51 out of 100 (higher means rarer).