Siddhan is a distinctive boys' name in United States, ranking #8690 in 2014 with 9 recorded births. This places Siddhan in the bottom 38% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2014 with 9 births ranking #8690. In 2014, approximately 1 in every 213,382 boys born was named Siddhan. FALLING Recent data shows the name is currently falling.