Topanga is a distinctive girls' name in United States, ranking #3331 in 2000 with 41 recorded births. The name reached its all-time peak in 1998 with 48 births ranking #2796. Since 1996, the popularity has increased by 272.7%. In 2000, approximately 1 in every 44,292 girls born was named Topanga. FALLING Recent data shows the name is currently falling.