John Roche may refer to: John A. Roche (1844–1904), Chicago politician John Roche (politician) (1848–1914), Irish politician John Roche (detective) (1905–1940), Garda Síochána Detective John Roche (actor) (1893–1952), American actor John Roche (basketball) (born 1949), retired American professional basketball player John Roche (martyr) (died 1588), Irishman, one of the English Martyrs executed in 1588, beatified in 1992 Johnny Roche (1932–1988), English footballer Jack Roche (born 1953), Australian convicted on a charge of conspiring to destroy the Israeli Embassy in Canberra, Australia Jack Roche (baseball) (1890–1983), Major League Baseball catcher John Roche (bishop) (1584–1636), Irish Roman Catholic bishop John Francis Roche, American serial killer, burglar, and rapist John Roche (Canadian politician) (1834–1893), member of the Legislative Council of Quebec