Theresa is a moderately popular girls' name in United States, ranking #462 in 2001 with 602 recorded births. The name reached its all-time peak in 1996 with 883 births ranking #318. Since 1996, the popularity has decreased by 31.8%. In 2001, approximately 1 in every 2,991 girls born was named Theresa. RISING Recent data shows the name is currently rising.