Sidney Grimm is a yric soprano from Olympia, WA, currently based in Denver, CO, performing mainly in opera, operetta, musical theater, and concert work. She graduated magna cum laude with her Bachelor of Arts in Music and Bachelor of Science in Psychology from Central Washington University in 2023, studying in the studio of Dr. Gayla Blaisdell. In 2025, she earned her Master of Music degree in Vocal Performance from the University of Colorado Boulder, studying with Jennifer Bird-Arvidsson and Julie Simson, with vocal coaches Dr. Jeremy Reger and Dr. Mutsumi Moteki. 

Sidney performed as a studio artist at Central City Opera summer of 2026, performing scenes from COSÌ FAN TUTTE, DIE FLEDERMAUS, and IT'S A WONDERFUL LIFE, as well as chrorus in LE NOZZE DI FIGARO and THE BALLAD OF BABY DOE (Little Silver Dollar, Sarah/Mary cover). She performed in CU Boulder's Eklund Opera program CU Now, in an in-the-works Mark Adamo opera, SARAH IN THE THEATER. Directly following this, she attended the Seagle Festival, making her role debut as Valeria in the second-ever production of MAYO BUCKNER (A LIFE INTERRUPTED) by Tom Cipullo, and Virtue in ANYTHING GOES. Other roles include Gretel in HÄNSEL UND GRETEL, Littler Daughter in Missy Mazzoli's PROVING UP, Kate in THE PIRATES OF PENZANCE, Susanna in a scene from LE NOZZE DI FIGARO with Eklund Opera, and Cupid in ORPHEUS IN THE UNDERWORLD at Central Washington University. She has also performed concert works as the soprano soloist in FAURÉ'S REQUIEM, works from THE MESSIAH with the Boulder Symphony in English and a newer Spanish translated version at St. Aidan's church, and the Bach Cantata Nun komm, der Heiden Heiland.

Some awards that Sidney has won include 3rd place in the Denver Lyric Opera Guild competition in 2026, 7th place in 2025, a semi-finalist in the Ekstrand competition in 2024, and the Achievement in Arts and Performance at Central Washington University in 2023.

Upcoming engagements include the soprano soloist in Handel's Messiah with the Boulder Symphony (December 2026), the Bach Coffee Cantata with Opera in Odd Places as Lieschen (September 2026), "Frankenstein" with Opera 2030 as Agatha (February 2027), and Sidney will be a touring artist with Central City Opera in "Earth to Kenzie" as Kenzie.