TBB may refer to:
Organizations Telekom Baskets Bonn, a German professional basketball team Tennis Borussia Berlin, a German football club Thomas Built Buses, American bus manufacturer Turkish Banks Association, Türkiye Bankalar Birliği Turkish Bars Association, Türkiye Barolar Birliği TBB pank, commercial bank in Estonia
Other uses Main-Tauber-Kreis, Tauberbischofsheim, code used on German vehicle registration plates Threading Building Blocks, a software library developed by Intel Corporation Thunersee–Beatenberg Bahn, a funicular in the Swiss canton of Bern Tor Browser Bundle, a set of software for browsing the Internet over the Tor network IATA code for Dong Tac Airport Tampa Bay Buccaneers, a professional American football franchise founded in 1976 Tbb - Trypanosoma brucei brucei, a parasite of livestock and wildlife