Ján Chryzostom Korec, SJ (22 January 1924 – 24 October 2015) was a Slovak Jesuit priest and a Cardinal of the Roman Catholic Church.
He was ordained a priest in 1950 and consecrated bishop in 1951.
Because of government suppression of the Catholic Church, he spent 39 years working as a priest without government authorization, either in prison or supporting himself as a laborer.In 1990 Pope John Paul II named him Bishop of Nitra and in 1991 named him a cardinal.