Jamarius is a distinctive boys' name in United States, ranking #1786 in 2001 with 63 recorded births. The name reached its all-time peak in 2006 with 97 births ranking #1539. Since 1996, the popularity has increased by 26.0%. In 2001, approximately 1 in every 30,839 boys born was named Jamarius. FALLING Recent data shows the name is currently falling.