Hon. Mayen Wol Jong hails from Kuajok, Gogrial of Warrap State, South Sudan. He was born on 1st January 1960 to the family of Late Wol Jong Mayen and Carolina Ayak Wol Boula who is a Luo native. The date 1st of January 1960 is based on assessment of age but the actual date of birth may be different from that as it is the case in most of Southern Sudanese practices. The name Jong is also an abbreviation of Jongkoor meaning the “horse” in Dinka Language which came to the family from slave trade practice in Kuac Community at the time.
Mayen Wol Jong, is married to his beloved spouse named Mrs. Tereza Natale Majok Dut. Hon.Mayen is being succeeded by his beloved children namely: Jongkoor, Aluel, Aluet, Adut, Mayen, Wol, Machok, Ajiek and Deng as well as the grandchildren.