Boss (บอส) may refer to:
- Artists
- Boss Bulaset, singer under OneMusic, former LAZ iCON contestant
- Boss Paleerat (currently known as MedyBoss), soloist singer and former member of FEVER
- Boss Patiphun, soloist singer under BNC Records
- People
- Boss Thanapat of Charles
- Boss Tanapat of Continental Suites & Melono
- Boss Purich of KIKI, former member of SOMKIAT
- Boss of LAAN
- Boss Thanakorn of LAILIN
- Boss of Methane
- Boss of Two Minds
- Bozz Achitpon, contestant on Wannabe Love
- Boss Supachai, former 9low on top contestant
- Boss Pongpak, former Project Alpha contestant
- Boss Phithiwat, former SKYLIZE member, former Seven Stars contestant
- Boss of MINUS1
- Boss, former member of NOTE7
- Bozz, former member of ZIO
- Music
- "B.O.S.S", collaboration digital single by SURIYA MQT & DIAMOND MQT