He was trained in Milan on the viola and played this instrument in the orchestra of La Scala in Milan. After the change of Arturo Toscanini New York Serafin took over the post of the orchestra conductor in the years 1909 to 1914 and later from 1917 to 1918 and after the Second World War in the years 1946 to 1947. Starting from 1924 he also worked at the New York Metropolitan Opera and from 1956 to 1958 for the Lyric Opera of Chicago.
Serafin worked in his long career, an extensive repertoire of 243 operas and acquired thereby also merits to its extension ( as with national premieres of works by Alban Berg, Paul Dukas, and Benjamin Britten ) and the rediscovery of the operas of Rossini, Bellini and Donizetti. He also became known as the conveyor talented singer regarded as a name and discoverer of Maria Callas.
- Born in 1878
- Died in 1968