Donald John Wright is an American physician, government official, and diplomat serving as United States Ambassador to Tanzania since 2020. Wright served as Acting United States Secretary of Health and Human Services for twelve days in 2017. He was designated by President Donald Trump after his predecessor, Tom Price, resigned on September 29, 2017, amid a charter-flight scandal. Wright was replaced as acting secretary by newly confirmed Deputy Secretary Eric Hargan on October 10, 2017.