Otto-Werner Mueller (23 June 1926 – 25 February 2016) was a German-born conductor.

Otto-Werner Mueller was a professor of conducting at the Curtis Institute of Music in Philadelphia... Mueller was born in Bensheim, Germany. After being pardoned by the Allied Forces Tribunal in Germany following World War II, he performed in Montreal night clubs with Maurice Chevalier. His first professional work in Canada was as a composer for the Canadian Broadcasting Company, writing music for daytime soap operas. Among his appointments were at the Juilliard School of Music in New York, the Yale School of Music in New Haven, Connecticut, the University of Wisconsin-Madison and the Victoria School of Music in British Columbia. Some of his notable students include conductors Alan Gilbert, Alasdair Neale, Robert Hart Baker, Gary Fagin, David Hayes, Sarah Ioannides, Paavo Järvi, Jere Lance, Jahja Ling, André Raphel, Kaye George Roberts, Richard Rosenberg, Ignat Solzhenitsyn and Ransom Wilson. He was also an opera repertory coach for mezzo-soprano Huguette Tourangeau and soprano Colette Boky. Mueller died in Charlotte, North Carolina, on 25 February 2016 at the age of 89.

 VIDEO: Daniel Wachs (Piano '98) remembers his first glimpse of Otto-Werner Mueller leading the Curtis orchestra.