Topanga is a distinctive girls' name in United States, ranking #3043 in 1999 with 44 recorded births. The name reached its all-time peak in 1998 with 48 births ranking #2796. Since 1996, the popularity has increased by 300.0%. In 1999, approximately 1 in every 40,313 girls born was named Topanga. FALLING Recent data shows the name is currently falling.