Jemma is a moderately popular girls' name in England & Wales, ranking #372 in 2006 with 112 recorded births. The name reached its all-time peak in 1996 with 480 births ranking #101. Since 1996, the popularity has decreased by 76.7%. In 2006, approximately 1 in every 2,672 girls born was named Jemma. FALLING Recent data shows the name is currently falling.