Lubor Bárta (8 August 1928 in Lubná near Litomyšl – 5 November 1972 in Prague) was a Czech composer.
Bárta studied musicology and aesthetics from 1946 to 1948 at Charles University in Prague and was a pupil of Jaroslav Řídký at the Academy of Performing Arts until 1952.
While he was still a student he composed his first chamber works: Piano Variations, Three Polka Studies, Violin Sonata, Divertimento for Wind Quintet and String Quartet.
[2] He subsequently lived as a teacher and freelance composer in Prague.
He composed three symphonies, concerti, string quartets, piano pieces, sonatas and other chamber music.