"Grant Doyle sings with a pure, uncomplicated richness one could happily listen to all night"
Clemency/ROH Linbury,
The Stage May 2011

"Grant Doyle’s confident and musically intelligent Hector sings everyone else off stage."
King Priam/English Touring Opera, The Times, February 2014 (Hilary Finch)

"The Australian baritone Grant Doyle was perfect as the dastardly Don, combining a fine, powerful voice with a splendid swagger and confident and energetic movements around the stage that emphasised his irresistibility."
Don Giovanni/Garsington Opera,
Daily Express, June 13 2012

"The always likeable Grant Doyle blossoms with star quality as Robin Oakapple."
Ruddigore/Opera North,
Daily Telegraph, February 2010