Seneca is a distinctive girls' name in United States, ranking #7662 in 2019 with 15 recorded births. The name reached its all-time peak in 2006 with 52 births ranking #3216. Since 1996, the popularity has decreased by 48.3%. In 2019, approximately 1 in every 111,838 girls born was named Seneca. RISING Recent data shows the name is currently rising.