Polo is a distinctive boys' name in United States, ranking #5250 in 1999 with 13 recorded births. The name reached its all-time peak in 2001 with 21 births ranking #3946. Since 1996, the popularity has decreased by 18.8%. In 1999, approximately 1 in every 147,699 boys born was named Polo. FALLING Recent data shows the name is currently falling.