Kunwar "Billy" Arjan Singh was an Indian hunter turned conservationist and author. He was the first who tried to reintroduce tigers and leopards from captivity into the wild.
Arjan Singh was widely honoured for his contributions to conservation. He received one of India's highest civilian national awards, the Padma Shri, in 1995. In 1996, he was awarded the World Wildlife Gold Medal, and obtained the Order of the Golden Ark in 1997. In 2004, Arjan Singh received the Getty Award from the World Wildlife Fund, for his innovative contribution to conservation and for creating public awareness. In 2006 he recieved two further awards, and then the Lifetime Award for Tiger Conservation.
He wrote 9 autobiographical wildlife books about his experiences.