Chelsea is a moderately popular girls' name in England & Wales, ranking #485 in 2016 with 89 recorded births. The name reached its all-time peak in 1996 with 1,735 births ranking #34. Since 1996, the popularity has decreased by 94.9%. In 2016, approximately 1 in every 3,451 girls born was named Chelsea. STABLE Recent data shows the name is currently stable.