I think everyone would vote for their own club in answer to this question
Nearly all fans of English football are very good fans.
Therefore, there are SOME teams who have amazing atmosphere...
Everton, liverpool,manchester united.
The main ones are Real Madrid , Manchester United,, Barcelona, Both the Milan teams and Bayern Munich.
Liverpool Football Club
The biggest fan base in Milan are at the San San Siro. The ground for both the MILAN TEAMs.
biggest college football fan base list
It is Manchester United.
The English club Manchester united has the largest fan base in the world, Real Madrid comes second.
1-Real Madrid With 183 millions fan
I don't know, but the biggest fanbase on facebook has Germany
pretty darm big ( biggest in the world)
Manchester United have the most registered fan on any database accounting people associated with any football club worldwide, 2008 figure was 412 million. ( 412,000,000 )
AIK Solna, Hammarby, Djurgården, Malmö, IFK Göteborg