Topanga is a distinctive girls' name in United States, ranking #6818 in 2006 with 19 recorded births. The name reached its all-time peak in 1998 with 48 births ranking #2796. Since 1996, the popularity has increased by 72.7%. In 2006, approximately 1 in every 100,056 girls born was named Topanga. FALLING Recent data shows the name is currently falling.