Quentin Roosevelt (1897 - 1918)

Quentin Roosevelt (November 19, 1897 – July 14, 1918) was the youngest son of President Theodore Roosevelt and First Lady Edith Roosevelt. He joined the United States Army Air Service where he became a pursuit pilot during World War I. He was killed in aerial combat over France on July 14, 1918. As of 2019, he is the only child of a US President to die in combat.