List of Famous people born on January 9th

João Urbano Pessoa de Vasconcelos Suassuna, better known as João Suassuna was a Brazilian politician from the Sertão region. He was the father of the playwright and author Ariano Suassuna.

John Adair was an American pioneer, soldier, and politician. He was the eighth Governor of Kentucky and represented the state in both the U.S. House and Senate. A native of South Carolina, Adair enlisted in the state militia and served in the Revolutionary War, during which he was twice captured and held as a prisoner of war by the British. Following the War, he was elected as a delegate to South Carolina's convention to ratify the United States Constitution.

Antonio Vico S.T.D. J.U.D. was a Cardinal of the Roman Catholic Church and Prefect of the Congregation of Rites.

Gu Zhutong, courtesy name Moshan (墨山), was a military general and administrator of the Republic of China.

Karel Čapek was a Czech writer, playwright and critic. He has become best known for his science fiction, including his novel War with the Newts (1936) and play R.U.R., which introduced the word robot. He also wrote many politically charged works dealing with the social turmoil of his time. Influenced by American pragmatic liberalism, he campaigned in favor of free expression and strongly opposed the rise of both fascism and communism in Europe.

Chien Shih-Liang aka S. L. Chien, was a Chinese chemist