Demi is a distinctive girls' name in England & Wales, ranking #696 in 2024 with 54 recorded births. The name reached its all-time peak in 1996 with 689 births ranking #79. Since 1996, the popularity has decreased by 92.2%. In 2024, approximately 1 in every 4,778 girls born was named Demi. FALLING Recent data shows the name is currently falling.