Originally from Calgary, AB, Toronto based violist Catherine Gray is a JUNO nominated ensemble and orchestral musician. Ms. Gray is a tenured member of the Canadian Opera Company (COC) Orchestra and regularly performs with the Toronto Symphony Orchestra, the Canadian Chamber Orchestra, and the National Ballet of Canada Orchestra. With the COC, Ms. Gray performed the backstage viola solos in Puccini's beloved classics Tosca  and Madame Butterfly. Ms. Gray been described as "glorious... Gray is an immense talent... a performer of superb musicianship and high quality" (Ludwig Van, Toronto 2020). 

As an ensemble player, Ms. Gray was nominated for a JUNO Award in 2024 (Jazz Album of the Year, Group with Allison Au and the Migrations Ensemble) and has shared the stage with Ed Sheeran, The Who, Steven Page (Barenaked Ladies), Evanescence, and Ramin Djawadi (Game of Thrones), and has performed with the Art of Time Ensemble, the Migrations Ensemble, and the Afiara Quartet. She has participated in festivals such as the Edinburgh International Festival, the Ottawa International Chamber Music Festival, soundSCAPE Festival, Morningside Music Bridge, Le Domaine Forget, St. Lawrence String Quartet Seminar, The Banff Center for the Arts, and the National Youth Orchestra of Canada.

Catherine completed her Master's Degree at McGill University under the tutelage of Steven Dann. She received her Bachelor of Music from the Royal Conservatory of Music's Glenn Gould School (Steven Dann), and previously studied with Nick Pulos and Joanne Melvin in Calgary, AB.