Henry-Louis de La Grange (26 May 1924 – 27 January 2017) was a French musicologist. He was known for being known as a biographer of Gustav Mahler. He was born in Paris. La Grange began working as a music critic in 1952, writing articles for the "New York Herald Tribune" and "The New York Times", and the magazines "Opera News", "Saturday Review", "Musical America", and "Opus".