Original Puma football shirt Újpest FC 2006/07

Újpest Football Club is a Hungarian professional football club, based in Újpest, Budapest, that competes in Nemzeti Bajnokság I.

Formed in 1885, Újpest reached the first division of the Hungarian League in 1905 and has been relegated only once since then. The club has been a member of the first division for 108 consecutive years. Újpest have been Hungarian champions twenty times, in addition to winning the Magyar Kupa eleven times and the Szuperkupa three times. In international competitions, Újpest are two-times winners of the Mitropa Cup and winners of the 1930 Coupe des Nations. They also reached the semi-finals of the European Cup 1973–74 and the UEFA Cup Winners' Cup 1961–62, and were runners-up in the Inter-Cities Fairs Cup 1968–69.

Since 1922, their home ground has been the Szusza Ferenc Stadion in Újpest. Their biggest rivalry is with fellow Budapest-based club Ferencváros, with whom they contest a local derby.

Újpest is part of the Újpesti TE family. The club includes other sports sections that represent the club at ice hockey and waterpolo.