Topanga is a distinctive girls' name in United States, ranking #6750 in 2004 with 18 recorded births. The name reached its all-time peak in 1998 with 48 births ranking #2796. Since 1996, the popularity has increased by 63.6%. In 2004, approximately 1 in every 102,007 girls born was named Topanga. FALLING Recent data shows the name is currently falling.