Siddhartha is a distinctive boys' name in United States, ranking #7192 in 2022 with 12 recorded births. The name reached its all-time peak in 2015 with 33 births ranking #3419. Since 1996, the popularity has increased by 20.0%. In 2022, approximately 1 in every 145,364 boys born was named Siddhartha. STABLE Recent data shows the name is currently stable.