Mark Steven Rivituso (born September 20, 1961) is an American prelate of the Roman Catholic Church.
Mark Rivituso's grandmother, Rose Darpel, was a major influence in his spiritual life.
He continued his studies for the priesthood at St. Paul University in Ottawa, Ontario.
After returning to St. Louis in 1996, he rejoined the Metropolitan Court and was appointed parochial vicar of Saint Jerome Parish in St.
The Vatican elevated him to the rank of prelate of honor in 2005 and Archbishop Raymond Burke named him as judicial vicar.