Sadia is a moderately popular girls' name in England & Wales, ranking #499 in 2005 with 70 recorded births. The name reached its all-time peak in 1998 with 100 births ranking #339. Since 1996, the popularity has decreased by 22.2%. In 2005, approximately 1 in every 4,118 girls born was named Sadia. FALLING Recent data shows the name is currently falling.