Original retro vintage football shirt Red Star Belgrade 1991/92

Fudbalski klub Crvena zvezda is a Serbian professional football club based in Belgrade, and a major part of the Red Star multi-sport society.

They are the most successful club from the Balkans and Southeast Europe, being the only club to have won both the European Cup and Intercontinental Cup, having done so in 1991, and only the second team from Eastern Europe to win the European Cup. With 36 national championships, 29 national cups, 2 national supercups, 2 national champions leagues and one league cup between Serbian and Yugoslav competitions, Red Star was the most successful club in Yugoslavia and finished first in the Yugoslav First League all-time table, and is the most successful club in Serbia.

According to 2008 polls, Red Star Belgrade is the most popular football club in Serbia, with 48% of the population supporting them. They have many supporters in other former Yugoslav republics and among the Serbian diaspora. Their main rivals are fellow Belgrade side Partizan. The championship matches between these two clubs are known as the Eternal derby.

According to the International Federation of Football History & Statistics' list of the Top 200 European clubs of the 20th century, Red Star is the highest-ranked Serbian and Balkan club, sharing the 27th position.