Trịnh Thị Ngọ ([ṯɕïŋ˧ˀ˨ʔ tʰi˧ˀ˨ʔ ŋɔ˧ˀ˨ʔ]; 1931 – 30 September 2016), also known as Thu Hương and Hanoi Hannah, was a Vietnamese radio personality best known for her work during the Vietnam War, when she made English-language broadcasts for North Vietnam directed at United States troops.[1]