Narinder Singh KCSI (26 November 1824 – 13 November 1862), also spelt as Narendra Singh,[1] was the Maharaja of the princely state of Patiala from 1845 to 1862.

He was one of the first local rulers to receive the Order of the Star of India and was a member of the Indian Legislative Council during Lord Canning's Viceroyalty.

[3] During his reign, the Moti Bagh Palace was constructed at a cost of five lakhs of rupees.

[4] During the Indian Rebellion of 1857, Singh assisted the East India Company, and his assistance were later acknowledged by the Governor-General of India, Lord Canning as being of incalculable value.

He was succeeded as Maharaja by his ten-year-old son, Mahendra Singh.