Thomas Adams (5 September 1785 – 15 September 1858) was an English organist and composer for organ.
Born in London, Adams studied under Thomas Busby and served as organist at several prominent London churches. His published organ works include many fugues, voluntaries, ninety interludes, and several variations on popular airs. He also wrote variations for piano and many anthems, hymns, and sacred songs. He was known for his skill in improvisation and for years was in charge of performances on Flight & Robson's Apollonicon.