Siddhartha is a distinctive boys' name in United States, ranking #6529 in 2011 with 13 recorded births. The name reached its all-time peak in 2015 with 33 births ranking #3419. Since 1996, the popularity has increased by 30.0%. In 2011, approximately 1 in every 146,076 boys born was named Siddhartha. STABLE Recent data shows the name is currently stable.