Upholder may refer to:
, a British Royal Navy Second World War submarine sunk in 1942 , a British Royal Navy submarine launched in 1986 and transferred to the Canadian Navy Upholder/Victoria-class submarine, a Royal Navy class originally named the Upholder-class Worshipful Company of Upholders, one of the Livery Companies of the City of London, "upholder" being an archaic word for "upholsterer"