Chelsa is a distinctive girls' name in United States, ranking #9656 in 1999 with 9 recorded births. The name reached its all-time peak in 1996 with 22 births ranking #4617. Since 1996, the popularity has decreased by 59.1%. In 1999, approximately 1 in every 197,087 girls born was named Chelsa. FALLING Recent data shows the name is currently falling.