During the 1955–56 English football season, Brentford competed in the Football League Third Division South. A promising 6th-place finish was achieved with a squad mainly drawn from the club's youth system.

Brentford went into the 1955–56 Third Division South season full of optimism, with the side having lost only four of the final 18 matches of the 1954–55 season, winning 9. Of the productive youth system (now led by former player Ernest Muttitt), forwards Jim Towers and Dennis Heath had established themselves in the first team, while George Francis and Gerry Cakebread had also made their debuts.Full backs Alan Bassham, George Lowden and half backs Wally Bragg and George Bristow also made up the ranks of home-grown players in the first team squad and forward John Pearson would be another to graduate from the youth team during the 1955–56 season.Chelsea full back Sid Tickridge was manager Bill Dodgin Sr.'s only major signing of the off-season and he replaced Frank Latimer as club captain.