Francis Rea MacMillen (14 October 1885, in Marietta, Ohio – 14 July 1973, in Lausanne) was an American violinist.
From 1895 to 1899, he studied with Carl Markees [de] (a student of Joseph Joachim)[1] and with Karl Halir in Berlin and from 1900 to 1902 with César Thomson at the Royal Conservatory of Brussels, where he received two prizes.
His American debut took place on December 7, 1906 at Carnegie Hall with the New York Symphony Society under the direction of Walter Damrosch.
In the summer of 1907, he returned to London, where he played three concerts with the Queen's Hall Orchestra under the direction of Henry Wood.
Onward, he played in the United States and Europe accompanied by Swiss pianist Johnny Aubert.