Christine Weidinger (born March 31, 1946) is an American operatic soprano who has had an active international career in operas and concerts since the early 1970s. Her career started at the Metropolitan Opera, after which she was active as a resident artist with opera houses in Germany during the late 1970s and 1980s. From the 1970s through the 1990s she worked as a guest artist with many leading opera houses throughout Europe, South America, and the United States.