[3] In an important early contest, Brown lost to Kid Davis on 26 May 1921 in the last round of a bantamweight belt competition at the Ring on Blackfriars Road in Southwork, England.

Brown had had victories in contests leading to this final bout, in the previous month, and his performance in the competition marked him as a top young English bantamweight competitor, of enough skill to draw crowds in America.

Beecher won the bout by establishing a points margin over his opponent with the effective use of both hands at long range and a consistent attack to the body at close quarters.

Murray would face quality boxers in his career including Pete Zivic, Bud Taylor, and Benny Bass, but he had only been boxing three years when he met Brown.

[2] On 28 March 1923, Brown lost to future British featherweight champion, Leo "Kid" Roy at the St. Denis Theatre, in a ten-round unanimous decision in Montreal, Canada.

Roy landed more blows in the seventh through tenth, taking the offensive, and winning the points scoring, and though the bout remained somewhat close, the decision was popular with the crowd.

[7] At the National Sporting Club in London, on 26 November 1923, Brown took the European, British and Commonwealth (Empire) bantamweight titles with a twenty-round decision over "Bugler" Harry Lake.

[8] In his first defence, Brown defended his titles against Harry Corbett on 23 February 1925, winning in a sixteenth-round knockout at the National Sporting Club at London's Covent Gardens.

Brown started off at a tremendous pace, scoring with both hands, but in the fourth round, Hill landed a smashing blow to the stomach, and upper cuts to the chin and in the fifth, a right uppercut to the face.

[11] Brown lost to Carl Tremaine, a former holder of the Canadian world featherweight title, on 5 February 1926 in a ten-round points decision at the Coliseum in Toronto, Canada.

[2] Brown lost to 1932 World Junior Welterweight contender, Sammy Fuller in a first-round technical knockout before an estimated crowd of 15,000 at Braves Field in Boston on 16 November 1926.

[17] In his last bout in the United States on 11 October 1926, Brown lost to Tommy Ryan, 1924 contender for the World Bantamweight Title against Abe Goldstein, in an eighth-round technical knockout at Broadway Auditorium in Buffalo, New York.

[2] In an important victory, Brown defeated, 1940 BBofC British and Empire Featherweight Champion, on 8 September 1927 in a fifteen-round points decision at Premierland, White Chapel, England.

[2] On 21 September 1927, Brown decisively defeated Len Fowler, 1925 top-rated British bantamweight contender, in a fourth-round knockout at Premierland, White Chapel, near London.