Sadia is a moderately popular girls' name in England & Wales, ranking #419 in 1999 with 74 recorded births. The name reached its all-time peak in 1998 with 100 births ranking #339. Since 1996, the popularity has decreased by 17.8%. In 1999, approximately 1 in every 3,807 girls born was named Sadia. FALLING Recent data shows the name is currently falling.