Tegan is a distinctive boys' name in United States, ranking #975 in 2007 with 202 recorded births. This places Tegan in the top 7% of ranked US boys' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 2007 with 202 births ranking #975. Since 1996, the popularity has increased by 1,342.9%. In 2007, approximately 1 in every 10,273 boys born was named Tegan. FALLING Recent data shows the name is currently falling.