Franz Mairecker (11 April 1879 – 11 May 1950) was an Austrian violinist, music teacher and lecturer.
Born in Gumpoldskirchen, Mairecker studied with Josef Maxinczak, Jakob Grün, Ernst Ludwig and Robert Fuchs at the Vienna Conservatory from 1889 to 1895.
He then worked as a substitute in the Vienna Court Opera Orchestra.
Thus he was a member of the orchestra's committee from 1909 to 1938, vice-president of the board from 1911 to 1933, and concertmaster from 1921.
He also served as a member of the examination commission for the teaching profession of music at secondary schools and teacher training colleges from 1922.