Richard Barth (5 June 1850 in Grosswanzleben, Saxony – 25 December 1923 in Marburg) was a left-handed German violin virtuoso, conductor, music teacher and composer in the circle of Johannes Brahms.
His Ciacona in B minor, Op.
21, composed in 1908, is a finely crafted tribute to J.S.
Bach's Chaconne in post-Paganini technical and tonal terms.