|Intro||English tennis player|
|Was||Athlete Judge Football player Tennis player Association football player Solicitor Lawyer|
|Birth||24 November 1873, Upton Park, London Borough of Newham, Greater London, England|
|Death||27 July 1943, Horsham, Horsham District, West Sussex, South East England (aged 69 years)|
Herbert Roper Barrett, KC (24 November 1873 – 27 July 1943) was a tennis player from Great Britain.
Barrett was born on 24 November 1873 in Upton, Essex.
At the London Olympics in 1908 Barrett won a gold medal in the men's indoor doubles event with Arthur Gore. They also won the doubles in Wimbledon in 1909. In 1912 and 1913 he won the Wimbledon doubles title with Charles Dixon.
He played his first Wimbledon singles' competition in 1898, reaching the second round in which he lost to eventual finalist Lawrence Doherty. He achieved his best Wimbledon singles result in 1911 when he won the All-Comers final against compatriot Charles P. Dixon before losing in the Challenge Round to Anthony Wilding from New Zealand due to a retirement. Over the following years he would make regular appearances at Wimbledon until his final participation in 1921.
He participated in the first Davis Cup in 1900 and was the non-playing captain of the winning British Davis Cup team in 1933.
His most successful tournament wins were at the Suffolk Championships at Saxmundham which he won 17 times between 1898 and 1921.
He died on 27 July 1943.
Grand Slam finals
Singles (2 runner-ups)
|Runner-up||1908||Wimbledon Championships||Grass||Arthur Gore||3–6, 2–6, 6–4, 6–3, 4–6|
|Runner-up||1911||Wimbledon Championships||Grass||Anthony Wilding||4–6, 6–4, 6–2, 2–6 ret.|
Doubles (3 titles, 3 runner-ups)
|Runner-up||1908||Wimbledon Championships||Grass||Arthur Gore|| Major Ritchie
|1–6, 2–6, 1–6, 7–9|
|Winner||1909||Wimbledon Championships||Grass||Arthur Gore|| Stanley Doust
|6–2, 6–1, 6–4|
|Runner-up||1910||Wimbledon Championships||Grass||Arthur Gore|| Major Ritchie
|1–6, 1–6, 2–6|
|Winner||1912||Wimbledon Championships||Grass||Charles P. Dixon|| Max Decugis
|3–6, 6–3, 6–4, 7–5|
|Winner||1913||Wimbledon Championships||Grass||Charles P. Dixon|| Heinrich Kleinschroth
Friedrich Wilhelm Rahe
|6–2, 6–4, 4–6, 6–2|
|Runner-up||1914||Wimbledon Championships||Grass||Charles P. Dixon|| Norman Brookes
|1–6, 1–6, 7–5, 6–8|