Topanga is a distinctive girls' name in United States, ranking #4746 in 2025 with 29 recorded births. The name reached its all-time peak in 1998 with 48 births ranking #2796. Since 1996, the popularity has increased by 163.6%. In 2025, approximately 1 in every 55,423 girls born was named Topanga. FALLING Recent data shows the name is currently falling.