Lydia is a moderately popular girls' name in England & Wales, ranking #174 in 2024 with 287 recorded births. The name reached its all-time peak in 1999 with 1,084 births ranking #50. Since 1996, the popularity has decreased by 71.6%. In 2024, approximately 1 in every 899 girls born was named Lydia. STABLE Recent data shows the name is currently stable.