Rudy Toth (16 December 1925 – 9 July 2009) was a Canadian composer, arranger, conductor, pianist, and cimbalom player of Slovak birth.
For many years he was active as a concert cimbalom player, appearing as a soloist with symphony orchestras in both Canada and the United States.
He studied at The Royal Conservatory of Music (RCM) during the 1940s where his instructors included Boris Berlin (piano), John Weinzweig (harmony), and Ettore Mazzoleni (conducting).
In the late 1940s he began working as a pianist for the Canadian Broadcasting Corporation, collaborating frequently on radio programs featuring Howard Cable.
He worked frequently on jingles and theme music with his brother Jerry and with composers Dolores Claman and Richard Morris between 1965 and 1970; with the group operating together as Quartet Productions.