IIU may refer to:

• Isles International University (also called Irish International University)
• International Investment & Underwriting, private equity firm founded by Dermot Desmond

• Corazón de poeta
• Corazón Esmeralda
• Corazón indomable (telenovela)
• Corazón (Maluma and Nego do Borel song)
• Corazón (Maluma song)
• Corazón que miente
• Corazón salvaje (1966 telenovela)
• Corazón salvaje (1977 telenovela)
• Corazón salvaje (1993 telenovela)
• Corazón tan blanco
• Corazón traicionado
• Corazón Valiente (album)
• Coração Alado
• Coração d'Ouro
• Corballis, M. C.
• Corballis, M.C.
• Corballis, Michael C.
• Corbally, Thomas
• Corban McGregor
• Corban Wroe
• Corba of Thorigne
• Corbata de sebo
• Corbat, Michael
• Corbblah, Jonathan
• Corbeasca River