“Remarkable accompaniment by Mary Dibbern.” --Paris: Diapason Magazine
      

"At the piano the American Mary Dibbern (who was the vocal coach for Peter Brook’s La Tragédie de Carmen) possesses all of the necessary presence; her pianistic style was not that of an accompaniment, it was a personality on its own.” -- Paris: Opéra International Magazine
         

"Dibbern is a polished partner throughout, not only expressive but obviously a performer charged with conviction and a cause.” --Dallas: The Dallas Morning News
       

“Both owe much to Mary Dibbern who plays the interesting piano accompaniments superbly.” --

“Mary Dibbern enjoyably brings out [the music’s] diversity of character without ever threatening to overwhelm the singer.” --London: Grammophone

“Especially remarkable was the excellent playing of the harpsichord by Mary Dibbern for the recitatives.” (Cosi fan tutte) --Marseille: le Provençal
  

"Mary Dibbern played in an ornate style that supported and complemented the singers." (Cosi fan tutte, Hawai'i Opera Theatre, Feb 2004.)
--E. Douglas Bomberger, Honolulu Star-Bulletin
 

"Friday night's 'Cosi' was at its most graceful during the continuo sections, performed expertly by Mary Dibbern." (Cosi fan tutte, Hawai'i Opera Theatre, Feb 2004.)
--Ruth O. Bingham, The Honolulu Advertiser

“Completely at home in French, German, Russian and Spanish and in every style of music, they gave marvelous performances of everything on their exceptionally rich and varied program. Dibbern never let her beautiful, tasteful pianism obtrude.” --Las Vegas: The Las Vegas Review Journal
     

“[Jane Rhodes] was fortunate to find in Mary Dibbern better than an accompanist, a marvelous companion, whose elegant and subtle pianism with its clear and supple touch created an infinite number of links with the vocal line.” --Lyon: Journal Rhône Alpes
    

“Among the accompanists, one particularly should point out Mary Dibbern, whose musicality so efficiently seconds the voices.” --Paris: Le Monde
    

“Mary Dibbern from the beginning showed herself to be a passionate, colla voce pianist, always bringing out unbelievably different colors in her varied accompaniments.” --Zurich: Zürichsee-Zeitung