Teaghan is a distinctive girls' name in United States, ranking #3973 in 2023 with 38 recorded births. The name reached its all-time peak in 2011 with 91 births ranking #2120. Since 1996, the popularity has increased by 660.0%. In 2023, approximately 1 in every 42,175 girls born was named Teaghan. FALLING Recent data shows the name is currently falling.