Jef Ulburghs (June 9, 1922 – August 31, 2010) was a Belgian priest and politician. He actively engaged in protests for the rights of miners, steelworkers, migrants, political refugees, deserted neighbourhoods and the Third World. He enjoyed international appreciation as a peace activist. Ulburghs worked in the tradition of nineteenth-century priests who committed their religious commitment to the social struggle of the poor and lower social classes. Ulburghs worked in social work in the seventies.