Rose Doylemason is a freelance trombonist hailing from the San Francisco Bay Area and residing in Los Angeles. A versatile musician and a lover of all music styles, Rose performs regularly on both tenor and bass trombone with orchestras, chamber and modernist ensembles, big bands, and commercial groups of all sizes and styles. Rose is the bass trombonist of the Los Angeles Jazz Orchestra, and a founding member of the Compass Trombone Quartet. She has performed with orchestras nation-wide, including: the Monterey Symphony, the New Mexico Philharmonic, the Bozeman Symphony Orchestra, the San Luis Obispo Symphony, Opera San Luis Obispo, the Santa Barbara Chamber Players, and many others. Rose was a featured soloist at the 2018 Roy Main Brass Festival.

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Rose enjoys teaching marching bands and wind bands, and provides brass lessons to students of all ages across Los Angeles. Having cultivated a love of musicology and music history in school, she assists several orchestras in writing program notes and proofing promotional literature, and currently serves as the contract archivist for the American Federation of Musicians Local 47.

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Rose earned her Bachelor of Arts in Music degree from Cal Poly San Luis Obispo where she was a member of the Mustang Marching Band, the band service fraternity Kappa Kappa Psi, and Cal Poly's NCAA Division I Track and Field team. She earned her Masters Degree in Performance from UCLA and studied with James Miller. Rose is a certified Master Barista, a Level 1 Cicerone (a beer sommelier), and a highly competitive Scottish Highland Games athlete; she enjoys learning new languages and cuddling with her orange tabby, Cat King Cole.