Thelma is a distinctive girls' name in United States, ranking #4999 in 2008 with 30 recorded births. The name reached its all-time peak in 1998 with 62 births ranking #2303. Since 1996, the popularity has decreased by 37.5%. In 2008, approximately 1 in every 63,024 girls born was named Thelma. RISING Recent data shows the name is currently rising.