The initials TFH can refer to the following:

• TFH Publications, an American publisher specialising in books on pets
• The Falcon's Hangar, a Singapore distributor/retailer of collectible toys
• The Flat Hat, student newspaper at the College of William & Mary
• Tin-foil hat, an item of headgear
• Tropical Fish Hobbyist, a fishkeeping magazine
• Follicular B helper T cells (T_FH), an immune cell that provides a helper function to B cells
• A widely used acronym for US District Court Judge Thomas F. Hogan
• Touch For Health, a complementary therapy, related to Applied kinesiology
• Tung Fat Ho, a Hong Kong Building Material Supplier specialize on Architecture Builders' hardware/ Ironmongery with history go back from 1950
• Them's Fightin' Herds, a fighting video game for PC