Daian is a distinctive boys' name in United States, ranking #7167 in 2015 with 11 recorded births. This places Daian in the bottom 49% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2015 with 11 births ranking #7167. In 2015, approximately 1 in every 174,205 boys born was named Daian. FALLING Recent data shows the name is currently falling.