Infant is a distinctive girls' name in United States, ranking #1655 in 2001 with 110 recorded births. The name reached its all-time peak in 1999 with 350 births ranking #658. Since 1996, the popularity has decreased by 43.3%. In 2001, approximately 1 in every 16,369 girls born was named Infant. FALLING Recent data shows the name is currently falling.