Demetrios is a distinctive boys' name in United States, ranking #2214 in 2004 with 52 recorded births. The name reached its all-time peak in 2002 with 57 births ranking #1952. Since 1996, the popularity has increased by 33.3%. In 2004, approximately 1 in every 38,169 boys born was named Demetrios. RISING Recent data shows the name is currently rising.