Trinidad is a distinctive girls' name in United States, ranking #4660 in 2003 with 28 recorded births. The name reached its all-time peak in 2006 with 30 births ranking #4799. Since 1996, the popularity has increased by 33.3%. In 2003, approximately 1 in every 65,252 girls born was named Trinidad. FALLING Recent data shows the name is currently falling.