Tegan is a distinctive girls' name in England & Wales, ranking #2006 in 2025 with 14 recorded births. The name reached its all-time peak in 2003 with 530 births ranking #97. Since 1996, the popularity has decreased by 87.5%. In 2025, approximately 1 in every 18,092 girls born was named Tegan. FALLING Recent data shows the name is currently falling.