Norman Dennys Trevor Oliver CavA (1886–1948) played cricket for Bedfordshire and Brazil. ^{[1] [2] [3]} He was an accomplished all rounder. ^[4]

Oliver was born in India in 1886, the son of Norman Robert Dicy Oliver of the Indian Civil Service. ^[5] He was educated as a boarder at Bedford Modern School where he excelled at cricket and was considered to be one of the best all rounders the school had produced. ^{[2] [4] [6] [7]}

Oliver played cricket for Bedfordshire in 1902, 1903 and 1912. ^[3] At the outbreak of World War I, he served with the Royal Field Artillery where he was mentioned in despatches and in 1918 was made a Knight of the Order of Aviz. ^[8] In 1920 he attained the rank of Captain. ^[9]

After the war Oliver became an Official of the São Paulo Railway Company. ^[5] He played cricket for Brazil against Argentina in 1921, 1922 and 1929. ^{[10] [11]} On his first appearance of a two-day match at the Hurlingham Cricket Club in Buenos Aires he took one wicket on five overs and scored 19 runs; in the second innings he was not out for 12. ^[12] A week later at the Buenos Aires Cricket Club Ground he took a wicket in the first innings. ^[13] In his final match for Brazil in May 1929, he scored 42 runs and took one wicket. ^[14]

On 8 September 1923, Oliver married Sylvia Broad at Cobham, Surrey. ^[5] He died in São Paulo, Brazil on 4 April 1948 and was survived by his wife, a son and daughter. ^{[5] [15]}