Trinnity is a distinctive girls' name in United States, ranking #9235 in 2004 with 12 recorded births. This places Trinnity in the top 49% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2001 with 16 births ranking #6941. In 2004, approximately 1 in every 153,010 girls born was named Trinnity. RISING Recent data shows the name is currently rising.