Doug Sax (April 26, 1936 – April 2, 2015) was an American mastering engineer from Los Angeles, California. He mastered three of The Doors' albums, including their 1967 debut; six of Pink Floyd's albums, including The Wall; Ray Charles' multiple-Grammy winner Genius Loves Company in 2004, and Bob Dylan's 36th studio album Shadows in the Night in 2015.