Tam is a distinctive girls' name in United States, ranking #7482 in 2010 with 17 recorded births. The name reached its all-time peak in 2002 with 21 births ranking #5650. Since 1996, the popularity has increased by 30.8%. In 2010, approximately 1 in every 104,549 girls born was named Tam. STABLE Recent data shows the name is currently stable.