Thelma is a distinctive girls' name in United States, ranking #8583 in 2011 with 14 recorded births. The name reached its all-time peak in 1998 with 62 births ranking #2303. Since 1996, the popularity has decreased by 70.8%. In 2011, approximately 1 in every 125,629 girls born was named Thelma. RISING Recent data shows the name is currently rising.