Sardar Hari Singh Dhillon (died 1765) was an 18th century Sikh warrior and the chief of Bhangi Misl. During the formation of the Dal Khalsa (Sikh army) he was acknowledged as leader of Tarna Dal, and he was made chief of Bhangi Misl following the death of Bhuma Singh Dhillion, who he was an adopted son of, in 1748. Hari Singh made the Bhangi Misl the most powerful of all the Misls.[1] He was described as brave, fearless[2] and a great warrior.[1] Under Hari Singh the Bhang Misl expanded to Jammu, Lahore, Chiniot, Buria, Jagadhari, Firozpur, Kushab, Majha, Malwa, Sandal Bar and Jhang.[1]