Saint Peter's Church (Danish: Sankt Peders Kirke) is a Lutheran church located in the center of Slagelse, Denmark. The congregation was originally part of the Roman Catholic Church, but was converted to Lutheranism during the Reformation. Saint Anders of Slagelse was a priest at the church in the late 12th century. After his death in 1205, he was venerated by local practitioners for various miracles he is believed to have performed, despite never being canonized.