Thais is a distinctive girls' name in United States, ranking #5367 in 2009 with 27 recorded births. The name reached its all-time peak in 2001 with 84 births ranking #2033. Since 1996, the popularity has increased by 80.0%. In 2009, approximately 1 in every 68,032 girls born was named Thais. FALLING Recent data shows the name is currently falling.