Jennessa is a distinctive girls' name in United States, ranking #5868 in 2010 with 23 recorded births. The name reached its all-time peak in 2006 with 35 births ranking #4203. Since 1996, the popularity has increased by 283.3%. In 2010, approximately 1 in every 77,275 girls born was named Jennessa. FALLING Recent data shows the name is currently falling.