'Ref or REF may refer to:

People with the name Ref, pseudonym of Belgian comics artist René Follet Ref Sanchez (1917–1986), American actor and photographer

Arts, entertainment, and media The Marriage Ref (U.S. TV series), 2010 The Ref, a 1994 film

Organizations Rapid Equipping Force, or REF, a US Army unit Renewable Energy Foundation, or REF, an independent energy think-tank in the UK Réseau des Émetteurs Français, or REF, a French organization for amateur radio enthusiasts Roma Education Fund, or REF Reform UK, a British political party (abbreviated REF in election results)

Other uses Referee, or ref, in sport Research Excellence Framework, or REF, a UK higher education research impact evaluation Row echelon form, or REF, a possible form of a matrix Git reference, indicates the location of commits