Yi-Jia Susanne Hou (Chinese: 侯以嘉; pinyin: Hóu Yǐjiā, b. 9 December 1977, Shanghai, China) is a Canadian violinist. Born in Shanghai and raised in Mississauga, Hou grew up in a musical family. At the age of nine, she studied at the Royal Conservatory of Music. She went on to attend The Juilliard School where she studied with Dorothy DeLay, , and Cho-Liang Lin. At Juilliard, she completed BM and MM music degrees and received the Artist Diploma.