Johann Baptist Georg (Jan Krtitel Jirì) – b. Rosice, d. Dresden – Czech violinist and composer, active in Germany.

He was educated in Prague, where for several years he was a member of a theatre orchestra.

In 1750 he joined the court orchestra in Dresden, later becoming its Konzertmeister.

He was the composer of sacred works, an opera "Les troqueurs", 18 symphonies, 14 instrumental concertos and some trio Sonatas.