Its Liverpool with amazing trophy cabinet consisting of 18 League titles, 5 UCL, 7 FA cup, 7 League CUP and 3 UEFA Cup
Consistently over the last 80 years it has been Arsenal. In the late 60s, 70s and 80s Liverpool dominated. In the 1990s Manchester United and recently Arsenal and Chelsea have been dominant.
The most successful profession team is the Brazalian team.
The Arkansas Razorbacks from the University of Arkansas are the most successful Arkansas football team. Arkansas does not have a National Football team, therefore the most successful team would be a college team.
Boston Celtics are the most successful NBA Team with 17 Championships, as of 2009.
Brazil
The most successful sports team in Guinness World Records is the New Zealand national rugby union team, known as the All Blacks. They have a consistently high winning percentage in international matches and have won the Rugby World Cup multiple times.
CLIPPERS
Do you meen St Helens?? England?? If so, I live there. Its an industrial town in the north west of England in-between Manchester and Liverpool. It has the most successful rugby league team in the world this century.
Currently Manchester city football club according to the Barclays premier league table(they have 77 points) behind manchester united(82 points)
csk
Liverpool FC
Brazil or Mexico
The most successful club is Liverpool.