Yes, and no. It would be best to describe it a an International sport as many many countries round the world play the game. However the game was originally invented by the English and is very popular in England.
The sport of English football (soccer).
soccer
Football
Southend United F.C. is associated with the sport of English football.
Everton Football Club plays in the English Premier Football League. In the United States, the sport is called soccer and is not to be confused with American football.
In the American dialect of the English language "football" is one sport, "soccer" is another. In the British dialect of the English language, the sport the Americans call "soccer" is called "football" they do not play much American Football in Britain.
the continuum of sport in english football is as thus, your basic level 1 qualification iwll be needed to proceed to the third stage of hearings by the FA, once the FA has confirmed this you will then be able to progress into a more elite level of football
Manchester United is an English football club.
Gordon Banks played English football.
If you are English it will be football, Americans will be soccer
Andy Clements is a former English football defender.
Colchester United F.C. is associated with English football.