About Vladimir Ilyushin
Vladimir Sergeyevich Ilyushin was a Russian military officer and a test pilot in the former Soviet space program. Ilyushin was a son of the famous aviation designer Sergey Ilyushin, and whose career was mostly as a test pilot for the Sukhoi OKB. After retiring from the space program, Ilyushin became a sports administrator and was inducted into the World Rugby Hall of Fame in 2013. In 1961, Ilyushin was the subject of a conspiracy theory that he, rather than Yuri Gagarin, was the first cosmonaut in space. On 31 March 1967 (his 40th birthday), he founded the Soviet Rugby Federation, and was named its first president. After retiring from the space program, Ilyushin became a sports administrator and was inducted into the World Rugby Hall of Fame (then known as the IRB Hall of Fame) in 2013.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.