Teagan is a distinctive girls' name in England & Wales, ranking #2605 in 2025 with 10 recorded births. The name reached its all-time peak in 2006 with 181 births ranking #259. Since 1996, the popularity has increased by 25.0%. In 2025, approximately 1 in every 25,328 girls born was named Teagan. FALLING Recent data shows the name is currently falling.
Teagan is a lively modern Celtic-style name with more than one commonly cited route. It is often associated with ideas such as beauty or poetry, but sources do vary.
The name grew rapidly because it sounds energetic and contemporary while still carrying Celtic flavour. Its popularity is stronger than certainty about one single etymology.