The story of Morrigan
Morrigan is rare for girls in the United States, ranked #2,742 in 2025 with 63 babies given the name. It is currently rising compared with a decade ago.
Since 1995, 1,139 American babies have been named Morrigan. Its peak came in 2023, when 69 newborns received the name, the signature sound of the 2020s.
The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Morrigan stood among all girls' names in any year, or use the compare tool to plot it against other names.