Carl Rabl (1853–1917), Austrian anatomist and pioneer of cell cycle studies
Rabl’s Quartet in E-Flat Major for Clarinet, Violin, Cello, and Piano, Op. 1 won first prize in 1896 in a prestigious competition for young composers sponsored by the Vienna Tonkünstlerverein (Musicians’ Society) of which Johannes Brahms was honorary president and a judge of the competition.