Siddhraj Jaysinh (also known as Siddhraj Jaisinh) was a notable king of the Solanki or Chalukya dynasty in Gujarat, India, during the 11th to 12th centuries CE. His reign is celebrated for its advancements in administration, culture, and architecture. Siddhraj Jaysinh is remembered for his efforts to consolidate his kingdom, his patronage of poets and scholars, and his role in promoting the arts and learning. Under his rule, Gujarat experienced a period of prosperity and cultural development. His reign is often seen as a high point in the history of the Chalukyas of Gujarat.