Garth is a distinctive boys' name in United States, ranking #6747 in 2013 with 12 recorded births. The name reached its all-time peak in 1996 with 50 births ranking #1826. Since 1996, the popularity has decreased by 76.0%. In 2013, approximately 1 in every 157,605 boys born was named Garth. FALLING Recent data shows the name is currently falling.