Mayuko Kamio (神尾真由子, born June 12, 1986 in Toyonaka, Osaka) is a Japanese violinist. Kamio currently studies with Zakhar Bron at the Hochschule Musik und Theater (HMT) in Zurich, Switzerland. She plays a Stradivarius from 1727, previously owned by Joseph Joachim, on loan from Suntory. She has appeared with renowned orchestras, including the Orchestre Philharmonique de Monte Carlo, the Russian National Orchestra, the BBC Philharmonic, and the Zürcher Kammerorchester. She won the Young Concert Artists International Auditions in 2000 and first prize for violin in the International Tchaikovsky Competition in 2007.