Beh may refer to:
Behçet's disease is a rare immune-mediated small-vessel systemic vasculitis that often presents with mucous membrane ulceration and ocular problems.
Behaviorism (or behaviourism) is a systematic approach to the understanding of human and animal behavior.
Behemoth is a Polish blackened death metal band from Gdańsk, formed in 1991. They are considered to have played an important role in establishing the Polish extreme metal underground.
Behati Prinsloo (/biˈɑːti ˈprɪnsluː/ bee-AH-tee PRINS-loo; Afrikaans: [ˈbɛɦati ˈprənslʊə]; born 16 May 1989) is a Namibian model.