Niamh is a distinctive girls' name in United States, ranking #3561 in 2025 with 43 recorded births. The name reached its all-time peak in 2008 with 74 births ranking #2552. Since 1996, the popularity has increased by 79.2%. In 2025, approximately 1 in every 37,378 girls born was named Niamh. RISING Recent data shows the name is currently rising.
Niamh is a classic Irish name meaning 'bright' or 'radiant'. It feels elegant, ancient, and unmistakably rooted in Gaelic tradition.
Known from Irish mythology, Niamh has remained beloved in Ireland for generations and has gained wider recognition beyond it. Its traditional spelling is part of its strong cultural identity.