Trinity Seminary

Trinity Seminary may refer to:
 * Holy Trinity Seminary, a Roman Catholic seminary in Texas.
 * Holy Trinity College and Seminary, a Southern Episcopal seminary in Florida.
 * Holy Trinity Orthodox Seminary, a Russian Orthodox seminary in New York.
 * Trinity Lutheran Seminary, a Lutheran seminary in Ohio.
 * Trinity Evangelical Divinity School, an Evangelical seminary in Illinois.
 * Trinity Episcopal School for Ministry, an Episcopal seminary in Pennsylvania.
 * Trinity Seminary, a Danish Lutheran seminary in Nebraska that merged with Wartburg Theological Seminary in Iowa.
 * Trinity College and Seminary, in Newburgh, Indiana