Géry-Jacques-Charles Leuliet (12 January 1910 – 1 January 2015) was a French prelate of the Roman Catholic Church and the oldest bishop of the Catholic Church at 104 years of age.
Leuliet was born in Richebourg-l'Avoué. He was ordained to the priesthood on 8 July 1933, in the Roman Catholic Diocese of Arras. He was appointed Bishop of Amiens on 14 February 1963 and received his episcopal consecration on 9 May 1963.
Leuliet retired on 15 January 1985 and turned 100 on 12 January 2010 as the bishop's dean in France. Upon the death of Nguyen Van Thien on 13 May 2012, he became the oldest bishop in the world.