Sidney Lofthouse was born in Roseburg, Oregon, and began taking violin lessons at the age of 5. From the age of 13 and throughout high school, Sidney studied with Dr. Julia Salerno, violin professor at Eastern Washington University. Sidney has performed as a member of the Oregon East Symphony, Portland Youth Philharmonic, and the Spokane Youth Symphony (2013-2018), during which time she was awarded the Oregon East Symphony Young Artist Competition.
In 2017, Sidney won the Grande Ronde Symphony Concerto Competition and had the opportunity to solo with the Grande Ronde Symphony, performing Camille Saint-Saëns' Violin Concerto No. 3. Sidney has attended several prestigious summer festivals, including the Luzerne Music Center, Indiana University Summer String Academy, The Meadowmount School of Music, The Orford Music Festival, and The Saarburg International Music Festival.
In 2018, Sidney attended Azusa Pacific University in Los Angeles, where she studied with Dr. Alex Russell. While living in Los Angeles, Sidney was the 2nd prize winner of the 2019 Southern California Philharmonic Young Artist Competition, prize winner of the 2020 Pasadena Symphony Young Artist Competition, and winner of the 2020 Pasadena Alumni Chapter Scholarship Competition, and had the opportunity to perform at the Pasadena Library in the winner’s recital.
In 2020, Sidney transferred to Utah State University to finish her undergraduate studies with Robert Waters of the Fry Street Quartet. While at Utah State, Sidney became a member of the Synchrony String Quartet, and won the 2021 ASTA String Competition for their outstanding chamber music performances. She also performed as the concertmaster and section leader of the Utah State Symphony Orchestra.
Sidney was the winner of Utah State’s 2021-2022 School of Music Concerto Competition and performed Bruch’s Scottish Fantasy with the Utah State Symphony in April 2022. Sidney graduated cum laude from Utah State University with a degree in Violin Performance in May 2022. She is currently pursuing her Master's Degree in Violin Performance and Pedagogy at the University of Utah, where she studies with Hasse Borup and holds a teaching assistantship.
Sidney teaches from her home studio in Orem, Utah.