Shuttleworth was born in 1907, She matriculated to
The Royal Conservatory of Music before studying under
La Scala coach
Giovanni Pinetti in Italy. Shuttleworth made her debut at the
Hart House Theatre at the
University of Toronto in early 1928. After giving more than 200 concerts in an extensive tour of the rural areas of both
Western Canada and the
Central United States, and went on to sing in the first broadcast of a concert in Toronto on the Eastern Chain of the radio network
CNR. Shuttleworth also broadcast on Montreal's CNRM radio station. Her teachers in France were
Pauline Donalda, In 1929, Shuttleworth was selected to sing on the radio for the inaugural international broadcast to the United States from Paris'
Eiffel Tower. In 1930, Shuttleworth returned to Canada. Shuttleworth returned to conduct an evening recital in Montreal's St James United Church to commemorate
Saint Patrick's Day in March 1932. She made her operatic debut in the United States with the
National Opera Company at the
Metropolitan Opera in New York in 1934. The following month, she was a guest artist at Toronto's St. James United Church, performing to a capacity crowd. ==Retirement and death==