Otto Joachim CQ (October 13, 1910 – July 30, 2010) was a German-born Canadian violist and composer of electronic music.
He played in Singapore and Shanghai during the war years, opened a radio shop, and experimented with electronic instruments and accessories.
[4] He played in the Montreal Symphony Orchestra, and beginning in 1956 taught violin and viola at both the McGill Conservatory and at the Conservatoire de musique du Québec à Montréal.
In 1986 he was named an Honorary Member of the Canadian Electroacoustic Community, and in 1993, he was made a Knight of the National Order of Quebec.
In 2007 Joachim was presented with an Opus Tribute Award by the Conseil québécois de la musique.