Demario is a distinctive boys' name in United States, ranking #1579 in 2013 with 98 recorded births. The name reached its all-time peak in 2008 with 133 births ranking #1305. Since 1996, the popularity has decreased by 14.0%. In 2013, approximately 1 in every 19,299 boys born was named Demario. FALLING Recent data shows the name is currently falling.