Theresa is a moderately popular girls' name in United States, ranking #418 in 2000 with 679 recorded births. The name reached its all-time peak in 1996 with 883 births ranking #318. Since 1996, the popularity has decreased by 23.1%. In 2000, approximately 1 in every 2,674 girls born was named Theresa. RISING Recent data shows the name is currently rising.