Willy Kan Wai-yue (簡慧榆) (June 17, 1978 – March 21, 1999), was a popular and promising female apprentice jockey from Hong Kong, who rode to no fewer than 17 victories in her short career (1997–1999). She was the first female to ride in the Hong Kong Derby and was known as "Little Sister" due to her likable personality.[1]