“Mezzo-Soprano

Ruby Dibble demonstrate[s] a

determination that could

make the walls

tremble”

-La Scena Musicale

About 

Full lyric mezzo-soprano, Ruby Dibble “commands the stage with her powerful voice, agile movements, and captivating presence” (OperaWire.) Ruby is an extremely versatile artist: as a bilingual singer, she excels in French repertoire, while also being well versed in musical stylings ranging from contemporary classical to musical theater, pop and jazz. She is a Kansas City, Missouri native now based in Frankfurt, Germany, where she is a member of the Oper Frankfurt Opernstudio.

Ruby is a recent graduate of The Juilliard School’s prestigious Artist Diploma in Opera Studies program. Ruby holds degrees from the Curtis Institute of Music as well as the Oberlin Conservatory, and is an alum of prestigious young artist programs such as the Santa Fe Opera, Merola Opera Program, Wolf Trap Opera, Glimmerglass Festival and Aspen Music Festival. Dibble was the third place winner and Samantha Hankey Nova Award recipient of the 2026 Zenith Opera Competition, a 2025 George London competition finalist, a 2024 Metropolitan Opera Laffont Competition national finalist, the first place winner of the 2024 Annapolis Opera Vocal Competition, a 2024 Marcella Sembrich International Voice Competition finalist, and the second place winner of the 2023 Cooper-Bing Competition. 

Dibble has lent her “dark-hued, plummy and rich mezzo soprano” (Opera Today) to roles including Le Prince Charmant (Cendrillon), Dorabella (Così fan tutte), Elle (La Voix Humaine), Carmen (Bel Canto), Sesto (La clemenza di Tito) and Blanche de la Force (Dialogues des Carmelites.) Her concert work includes frequenting the Philadelphia’s Kimmel Center in several concerts under the baton of Yannick Nézet-Séguin, and multiple Carnegie Hall engagements, including a solo Carnegie CityWide recital. 

Ms. Dibble made her European debut in the 25/26 season at Oper Frankfurt as Un Musico (Manon Lescaut), followed by role debuts of Kate Pinkerton (Madama Butterfly) and Isaura (Tancredi.) Ruby looks forward to the 26/27 season where she will debut the role of Carmen (Carmen) at Northern Ireland Opera, as well as Siegrune (Die Walküre), (The Love for Three Oranges), Der Sandmännchen (Hänsel und Gretel) and reprise Isaura (Tancredi) at Oper Frankfurt.