Siddharth is a distinctive boys' name in United States, ranking #1772 in 1999 with 57 recorded births. The name reached its all-time peak in 2010 with 184 births ranking #1051. Since 1996, the popularity has increased by 147.8%. In 1999, approximately 1 in every 33,686 boys born was named Siddharth. STABLE Recent data shows the name is currently stable.