Siddharthnagar is a city located in the state of Uttar Pradesh, India. It serves as the administrative headquarters of the Siddharthnagar district and is known for its historical significance and cultural heritage. The city is named after Siddhartha Gautama, who later became known as the Buddha, as it is near the area where he spent part of his life. The region is characterized by its agricultural economy, with farming being a primary occupation for many residents. Siddharthnagar is also home to various educational institutions and has a growing infrastructure, making it an important hub in the eastern part of Uttar Pradesh.