West Ham United F.C. supporters are the followers of the London-based West Ham United Football Club, who were founded as Thames Ironworks in 1895. There are 700,000 fans on the club's database and over 2,300,000 likes on Facebook. The club's website is in the top ten most visited websites for English football clubs by people in the USA. Their fans are also associated with a once-notorious hooligan element and have long-standing rivalries with several other clubs, most notably Millwall.
West Ham have a larger than average number of male fans.
West Ham is the only club in the borough of Newham and a majority of fans in the borough support West Ham. Their home match average attendance over the last six seasons was in excess of 33,000 per season and despite finishing in bottom place in the Premier League for the 2010-11 season, their home attendance averaged 33,426, eleventh highest of all Premier League clubs. Traditionally West Ham fans are drawn from London (in particular East London), and the home counties, however there are fans clubs around the world notably in Barcelona,Tenerife,Serbia, Australia, and Scandinavia which has over 800 members.
In addition to the usual English football chants, West Ham fans sing I'm Forever Blowing Bubbles The song is considered to be the clubs' anthem. Songs and chants have also been created and sung for players, notably Paolo Di Canio,Christian Dailly,Bobby Zamora,Frank LampardPop Robson, Dimitri Payet and Luděk Mikloško