CHAUDHARY TILOK SINGH, before he receiving the Sikh initiatory rites, was an ancestor of the Phulkian families of Nabha and Jind, Badrukhan and Dialpura. He was the eldest son of Chaudhari Phul Singh Jagirdar Of Mehraj. His wife, Bakhto, born him two sons, Gurdit Singh and Sukhchain Singh. From the elder son, Gurdit Singh, were descended the rulers of the Princely state of Nabha and from Sukhchain Singh those of Jind State. Tilok Singh was Guru Gobind Singh`s devoted disciple and took part in his battles with the hill Rajas.
Since he commanded considerable influence in his area, Guru Gobind Singh issued a hukamnama in 1696 in his name and in the name of his brother, Ram Singh, in which he blessed them and sought their help by directing them to come prepared with their men and horses. According to Bhai Santokh Singh, shri Gurpratap Suraj Granth, Tilok Singh and his brother, Ram Singh, made arrangements for the cremation in 1705 of Guru Gobind Singh`s elder sons, martyred at Chamkaur.
They also helped the Guru with men in the battle of Khidrana (Battle of Muktsar) . Both Tilok Singh and Ram Singh spent some time in Guru Gobind Singh`s presence at Talwandi Sabo. Here Tilok Singh as well as Ram Singh received the Khalsa rites in 1706. Together they sent men to help Banda Singh Bahadur when he came to the Punjab with Guru Gobind Singh`s blessings to fight the Mughal satrap, Wazir Khan. Tilok Singh died in 1710.
- Gian Singh, Giani, Panth Prakash. Delhi, 1880
- Sukha Singh, Gurbiias Dasvih Patshahi. Lahore, 1912
- Santokh Singh, Bhai, Sri Gur Pratap Suraj Granth. Amritsar, 1927-35