An almost unbelievable agility across an enormous range... [She] amazed the audience. (Opera Magazine)

Kellock delivered this kaleidoscope of words, meaning, thoughts and climaxes with clarity and variety... (Los Angeles Times – Daniel Cariaga)

It was to be plunged into another world, one of outright, risk-taking virtuosity, extremes of range and color... (Boston Globe - Richard Dyer)

Judith Kellock displayed amazing talents as a dramatic reader and a singer of rare intelligence and vocal splendor... (St. Louis Globe Democrat - K.G. Schuller)

Soprano Judith Kellock lifted her glowing voice into the spiritual stratosphere. (Boston Phoenix - Lloyd Schwartz)