

David Arellano Monumental Stadium known as Estadio Monumental David Arellano is a soccer stadium located in Santiago, Chile, and is named in honour of David Arellano, a founder of Colo-Colo. It is the home stadium of Colo-Colo.

David Arellano Monumental Stadium or Estadio Monumental David Arellano, officially named Estadio Monumental Colo-Colo, is a multi-purpose stadium located in Santiago, Chile. It is used mostly for association football matches, hosting the home games of Chilean club Colo-Colo, its owner.
Opened on 20 April 1975 with an exhibition match between Colo-Colo and Avai, it replaced the original Estadio Colo-Colo, which had 30,000 seats. The seating capacity of the new stadium is currently set at 47,347. The stadium was designed by Mario Recordon and had a construction cost of $3 million.
Estadio Monumental David Arellano is one of the biggest stadiums by capacity in Chile and has hosted several important matches. Notably, it was the venue for the 1991 Copa Libertadores final, in which Colo-Colo became the first Chilean team to win the prestigious tournament. It also hosted the 2008 FIFA U-20 Women's World Cup, among other international events.
By its fortieth birthday, Estadio Monumental David Arellano had welcomed millions of spectators. The stadium is one of the potential venues for future international football competitions. It was elected the most beautiful stadium in Chile in various online polls. The facilities within its premises, such as the sports complex, the Colo-Colo store, and the club's headquarters, add to its importance and appeal.