Beijing Guoan Football Club (Chinese: 北京国安足球俱乐部) is a Chinese professional football club based in Beijing, that competes in the Chinese Super League, the top tier of Chinese football. Beijing Guoan plays its home matches at the Workers' Stadium, located within Chaoyang District. In early 2021, the shareholders changed from the real estate company Sinobo Group (64%) and CITIC Limited (36%) of CITIC Group to just Sinobo Group (100%). Beijing Guoan is one of the four clubs to have never been relegated from the Chinese top-flight since the Chinese Super League's foundation in 2004.
The club's predecessor was called Beijing Football Club and they predominantly played in the top tier, where they won several domestic league and cup titles. On December 29, 1992, the club was recognized to become a completely professional football club, making them one of the founding members of the first fully professional top tier league in China. Since then, they have gone on to win their first ever professional league title in the 2009 league season as well as the 1996, 1997, 2003, and 2018 Chinese FA Cup.