Siddharth is a distinctive boys' name in United States, ranking #1240 in 2005 with 128 recorded births. The name reached its all-time peak in 2010 with 184 births ranking #1051. Since 1996, the popularity has increased by 456.5%. In 2005, approximately 1 in every 15,603 boys born was named Siddharth. STABLE Recent data shows the name is currently stable.