"Atkinson infused Don Pasquale with the needed foolishness. His firm bass never faltered, even when the Don was reduced close to tears by the bossy behaviour of Doctor Malatesta's sister, Sofronia."
(Lancette, Journal of the Arts, October 2004)

"The gruff basso of Atkinson's Pasquale and the sonorous baritone of Dahl's Malatesta combine many times throughout the opera, with the most fun coming from the tongue-twisting patter duet which brought the house down."
(The Record, Kitchener, Cambridge, Waterloo, October 2004)

"Gregory Atkinson's sound was round, juicy, and resonant.and sparkled along with Malatesta in Act 3's patter song, 'Aspetta'."
(The Hamilton Spectator, October 2004)

"Gregory Atkinson has one of the finest voices on the Canadian stage."
(Globe and Mail, Toronto, November 8, 2003)

"Bass Gregory Atkinson had the rich, low tones needed for the stately monk Palemon..."
(Arts Review, Paula Citron, Classical 96.3 FM, Toronto, November 8, 2003)

"Même français très soigné chez le veteran Gregory Atkinson, seul autre anglophone de la distribution, à la voix de basse et la présence scénique encore imposantes"
(La Presse, Montréal, November 8, 2003)

"Transformé en cleptomane impénitent, Basilio, joué par Gregory Atkinson, apporte une heureuse contribution."
(Le Soleil, Québec, May 13, 2002)

"Gregory Atkinson, pourtant deguisé en Pêre Noel, est un très honnête Arkel."
(La Presse, Montréal, May 9, 2001)

"… Gregory Atkinson as Zaretsky… were all really excellent."
(The Hamilton Spectator, Hamilton, January 29, 2001)

"Gregory Atkinson energized a somewhat flagging first act as the Bonze…"
(The National Post, Toronto, October 17, 2000)

"… bass Gregory Atkinson, in double-rich voice as the philosopher Seneca, seem so weary of his amoral circumstances that his rush to administer his own death sentence was believable."
(The Gazette, Montréal, April 3, 2000)

"Appuyé sur une voix où toutes les notes, jusqu·aux plus graves, sont précises et pénétrantes, le Sénèque de Gregory Atkinson est plein de dignité; son suicide est saisissant."
(La Presse, Montréal, 3 avril 2000)

"Bass Gregory Atkinson made a noble showing as Seneca…"
(The Globe and Mail, Toronto, April 3, 2000)

"In Monterone, Gregory Atkinson impresses with the solidity of his bass voice and his scenic authority."
(Le Soleil,) Québec

"It would be remiss not to mention Gregory Atkinson's darkly effective singing as the austere Brahmin priest."
(Toronto Star)