Jemma is a distinctive girls' name in United States, ranking #2687 in 2005 with 63 recorded births. The name reached its all-time peak in 2018 with 594 births ranking #527. Since 1996, the popularity has increased by 231.6%. In 2005, approximately 1 in every 29,329 girls born was named Jemma. FALLING Recent data shows the name is currently falling.