Ulster Queen

Ulster Queen or the queen of Ulster, may refer to:

People

 * Queen of Ulster, the consort to the King of Ulster
 * Queen of the United Kingdom, in modern times, whom is thusly the Queen of Northern Ireland or Ulster
 * Queen of Ireland, historically, when the high kingdom ruled Ulster

Ships

 * MV Ulster Queen, a pre-WWII passenger ferry running between Belfast and Liverpool
 * MV Ulster Queen, a mid-20th-century car-and-passenger ferry running the Irish Sea route
 * HMS Ulster Queen, a WWII British Royal Navy anti-aircraft ship

Other uses

 * Ulster Queen (horse), grandmother to St Louis (horse) and Louvois (horse)