Chelsey is a moderately popular girls' name in England & Wales, ranking #336 in 2007 with 129 recorded births. The name reached its all-time peak in 1996 with 184 births ranking #223. Since 1996, the popularity has decreased by 29.9%. In 2007, approximately 1 in every 2,373 girls born was named Chelsey. RISING Recent data shows the name is currently rising.