Joon is a clan of Jat People, which are based chiefly in the state of Haryana, India. Joons are descendants of Rao Joon of the Solanki clan of Rajputs.
Raj Raja Ahumal Solanki, forefather of Ahlawats reigned up to 1068 AD. His son Sameswar II ruled up to 1176 AD. He was dethroned by his brave brother Bikr Manak who crowned him King. He assumed the title of Kul Jang or Vikramaditya IV. He conquered a large part of South Eastern India and in the Northwest up to Kashmir. A reference to this fact is found in a book of Indian History by Misar Bandhu. In the dynastic tables of the Joon and Maare in possession of a bard of Sonipat, Kulutung reigned up to 1227 AD.
After his death, Solanki rule declined. The kingdom got divided into petty pockets and eventually disintegrated. Two sons of Rao Gaj Singh of this dynasty, Rao Joon and Rao Maare came North with their mother and uncle Basal Dev and settled down in village Chhochhi in District Rohtak (Haryana). Their mother married Basal Dev and got four children from him.
There are fifteen villages of Joon gotra viz.kurlan, Chhochhi. Kakrola, Pathrehri, Khungai. Samchana, Gaddi Kheri, Chatthra, Nuna Mazrah, Lowa Khurd, Desalpur, Ujarda, Abhupur, Nangla Kabir, and Mani Majra.