Mao is a distinctive girls' name in United States, ranking #13314 in 2003 with 7 recorded births. The name reached its all-time peak in 1996 with 14 births ranking #6606. Since 1996, the popularity has decreased by 50.0%. In 2003, approximately 1 in every 261,007 girls born was named Mao. FALLING Recent data shows the name is currently falling.