Nizam Sardar Harnam Singh of Ayalki, was born into Sekhon Jat family, he was the son of Sardar Wazir Singh , Biswedar of Ayalki, was done there education from the Government College, Iahore; Sarishtedar and Chief Secretary to the Maharaja of Patiala State and subsequently Magistrate of Bhrtinda; Later Nazim of Amargarh. Also he was a Biswedar of certain villages in the Patiala State and holds a patti at the village Aralk, Hissar District, and holds house property at Patiala State. Was descended from Diwan Sedha Singh who established land proprietorship and the Biswedari system in the State and was related to Maharaja Sahib Singh of Patiala.