Demetrius is a distinctive boys' name in United States, ranking #984 in 2022 with 229 recorded births. The name reached its all-time peak in 1996 with 759 births ranking #338. Since 1996, the popularity has decreased by 69.8%. In 2022, approximately 1 in every 7,617 boys born was named Demetrius. FALLING Recent data shows the name is currently falling.