Anja is a distinctive girls' name in United States, ranking #2557 in 2008 with 73 recorded births. The name reached its all-time peak in 2006 with 122 births ranking #1709. Since 1996, the popularity has increased by 32.7%. In 2008, approximately 1 in every 25,900 girls born was named Anja. FALLING Recent data shows the name is currently falling.