Birthdate: March 30, 1973

Sun Sign: Aries

Birthplace: Prague, Czechia

Jan Koller is a Czech retired footballer best known for his strong physique, height, and heading ability. After making his national debut in 1999, Koller went on to appear in 91 games in a decade-long career, during which he scored 55 goals becoming the all-time top scorer for his country. In 1999, he was named Czech Footballer of the Year.