Marie Dionne Warrick, known as Dionne Warwick (/ˈdiːɒn ˈwɔːrwɪk/; born December 12, 1940), is an American singer, actress and TV-show host, who became a United Nations Global Ambassador for the Food and Agriculture Organization, and a United States Ambassador of Health. Having been in a partnership with songwriters Burt Bacharach and Hal David, Warwick ranks among the 40 biggest hit makers of the entire rock era, based on the Billboard Hot 100 Pop Singles Charts.