Topanga is a distinctive girls' name in United States, ranking #7773 in 2012 with 16 recorded births. The name reached its all-time peak in 1998 with 48 births ranking #2796. Since 1996, the popularity has increased by 45.5%. In 2012, approximately 1 in every 110,046 girls born was named Topanga. FALLING Recent data shows the name is currently falling.