Launy Grøndahl (June 30, 1886 – January 21, 1960) was a Danish composer and conductor. Grøndahl studied the violin from the age of eight[1]. His first work as a professional musician was as a violinist was with the Orchestra of the Casino Theatre in Copenhagen when he was aged just thirteen. He was also for a long period of time (1925–1956) the resident conductor of the Danish National Symphony Orchestra, Denmark's most prestigious orchestra.