BTH

BTH may refer to:


 * Bachelor of Theology (B.Th.)
 * Bacterial two-hybrid system, a genetic technique to detect interactions among proteins
 * Benzothiadiazole (disambiguation)
 * Blekinge Institute of Technology (Blekinge Tekniska Högskola), Sweden
 * British Thomson-Houston, a British engineering and heavy industrial company
 * British Transport Hotels
 * California Business, Transportation and Housing Agency, US
 * Hang Nadim International Airport, Batam, Indonesia (IATA: BTH)
 * Bone Thugs-n-Harmony, American hip hop group