Keira is a moderately popular girls' name in England & Wales, ranking #388 in 2025 with 109 recorded births. The name reached its all-time peak in 2006 with 1,622 births ranking #33. Since 1996, the popularity has increased by 16.0%. In 2025, approximately 1 in every 2,324 girls born was named Keira. FALLING Recent data shows the name is currently falling.
Keira is generally treated as an anglicised Irish form carrying the idea of dark colouring. It feels sleek and modern while staying close to a traditional Gaelic root.
The name became more familiar internationally as Irish names travelled into mainstream English use. Its polished spelling has helped it feel contemporary without losing its Celtic connection.