Tegan is a moderately popular girls' name in England & Wales, ranking #449 in 2015 with 96 recorded births. This places Tegan in the top 6% of ranked UK girls' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2003 with 530 births ranking #97. Since 1996, the popularity has decreased by 14.3%. In 2015, approximately 1 in every 3,208 girls born was named Tegan. FALLING Recent data shows the name is currently falling.