Baby name

Rhiannon

Girl

Short-lived name

1999 was its best year: 651 births, or 1 baby in 5,672. Since then, the name has fallen 68%, to about 208 births a year. In 2025, it ranked No. 1119.

15,539births since 1880

1990sgeneration

No. 424rank at its peak, in 1999

Where babies named Rhiannon are born

1999

Year shown on the map

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The darker the blue, the more common Rhiannon is in the state, compared with its births. White: no births published that year.

Where it is most popular

Compared with the national average, Rhiannon is most common in New Mexico (3.5 times), Colorado (2.2) and Arizona (1.9), taking into account all births in each state since 1910.

Names from the same era

Cheyanne · Gillian · Kaitlynn · Destinee · Micah · Yasmine

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