[2][3] He is the chief of the Bharatiya Kisan Union (BKU) in Haryana,[4] and the founder of Sanyukt Sangharsh Party.
Gurnam Singh was born in Charuni Jattan village in Shahbad, Kurukshetra district, Haryana in 1959.
[2] He has six siblings, and started helping his family with farming on failing his tenth standard.
[4] In 2019, Charhuni had contested Haryana State Legislative assembly elections from the Ladwa (Vidhan Sabha constituency).
Charhuni was contesting in 2024 Haryana assembly elections from Pehowa seat under his home district Kurukshetra.