Rex Mason
| Rex Mason | |
|---|---|
| Mason in 1950 | |
| 17th Attorney-General | |
| In office 6 December 1935 – 13 December 1949 | |
| Prime Minister | Michael Joseph Savage Peter Fraser | 
| Preceded by | George Forbes | 
| Succeeded by | Clifton Webb | 
| In office 12 December 1957 – 12 December 1960 | |
| Prime Minister | Walter Nash | 
| Preceded by | Jack Marshall | 
| Succeeded by | Ralph Hanan | 
| 30th Minister of Justice | |
| In office 6 December 1935 – 13 December 1949 | |
| Prime Minister | Michael Joseph Savage Peter Fraser | 
| Preceded by | John Cobbe | 
| Succeeded by | Clifton Webb | 
| In office 12 December 1957 – 12 December 1960 | |
| Prime Minister | Walter Nash | 
| Preceded by | Jack Marshall | 
| Succeeded by | Ralph Hanan | 
| 18th Minister of Health | |
| In office 12 December 1957 – 12 December 1960 | |
| Prime Minister | Walter Nash | 
| Preceded by | Ralph Hanan | 
| Succeeded by | Norman Shelton | 
| 23rd Minister of Education | |
| In office 30 April 1940 – 18 October 1947 | |
| Prime Minister | Peter Fraser | 
| Preceded by | Peter Fraser | 
| Succeeded by | Terry McCombs | 
| 26th Minister of Native Affairs | |
| In office 7 July 1943 – 19 December 1946 | |
| Prime Minister | Peter Fraser | 
| Preceded by | Frank Langstone | 
| Succeeded by | Peter Fraser | 
| 10th President of the Labour Party | |
| In office 8 April 1931 – 29 March 1932 | |
| Vice President | William Atkinson | 
| Preceded by | Jim Thorn | 
| Succeeded by | Bill Jordan | 
| Member of Parliament | |
| In office 15 April 1926 – 29 October 1966 | |
| Constituency | Eden (1926–1928) Auckland Suburbs (1928–1946) Waitakere (1946–1963) New Lynn (1963–1966) | 
| Personal details | |
| Born | Henry Greathead Rex Mason 3 June 1885 Wellington, New Zealand | 
| Died | 2 April 1975 (aged 89) Wellington, New Zealand | 
| Political party | Labour | 
| Spouse | Dulcia Martina Rockell | 
| Children | 4 | 
| Alma mater | Victoria University | 
Henry Greathead Rex Mason CMG QC (3 June 1885 – 2 April 1975) was a New Zealand politician. He served as Attorney General, Minister of Justice, Minister of Education, and Minister of Native Affairs, and had a significant influence on the direction of the Labour Party. The longest-serving Member of Parliament in New Zealand history, Mason served in Parliament continuously from 1926 to 1966. He is also the only person to serve as a Member of the New Zealand Parliament for over 40 years.