Thelma is a distinctive girls' name in United States, ranking #6608 in 2010 with 20 recorded births. The name reached its all-time peak in 1998 with 62 births ranking #2303. Since 1996, the popularity has decreased by 58.3%. In 2010, approximately 1 in every 88,866 girls born was named Thelma. RISING Recent data shows the name is currently rising.