ILF may refer to:
Ilford Airport, the IATA code for the airport in Canada Indiana Library Federation, professional association for librarians Industry Liaison Forum of the International AIDS Society Inferior longitudinal fasciculus, a nerve bundle in the brain Innocent Lives Foundation, an organization dedicated to unmasking anonymous online child predators to help bring them to justice. International Lacrosse Federation International Landworkers' Federation, a former global union federation Interactive Life Forms, the parent company of Fleshlight brand products. International Lifeboat Federation now the International Maritime Rescue Federation Ilya Ilf, a Russian writer. Institute for Law and Finance, graduate law school of the Johann Wolfgang Goethe University Frankfurt am Main, Germany International Literacy Foundation, an international charity founded in 2010 with the aim of tackling illiteracy Institut Lean France, non-profit organization that aim to promote lean thinking, member of the LGN (Lean Global Network) International Limb Fittings, a recurve bow limb attachment system. Islamabad Literature Festival, an annual international literary festival held in Islamabad, Pakistan