| 1 | A | B | C | D | E |
| --- | --- | --- | --- | --- | --- |
| 2 | List of whips in the Australian House of Representatives - Liberal Party of Australia |  |  |  |  |
| 3 | Whip | Date | Deputy Whip | Date | Leader |
| 4 | Allan Guy (Wilmot) | 21 February 1945 | - | - | Robert Menzies |
| 5 | Allan McDonald (Corangamite) | 8 November 1946 | - | - | Robert Menzies |
| 6 | Jo Gullett (Henty) | 16 February 1950 | - | - | Robert Menzies |
| 7 | Jo Gullett (Henty) | 16 February 1950 | Reginald Swartz (Darling Downs) | c. Sept 1950 | Robert Menzies |
| 8 | Jo Gullett (Henty) | 16 February 1950 | Hubert Opperman (Corio) | 20 August 1952 | Robert Menzies |
| 9 | Hubert Opperman (Corio) | 15 December 1955 | Henry Pearce (Capricornia) | Unknown | Robert Menzies |
| 10 | Henry Pearce (Capricornia) | 5 February 1960 | William Aston (Phillip) | 10 March 1960 | Robert Menzies |
| 11 | Fred Chaney, Sr. (Perth) | 23 January 1962 | Peter Howson (Fawkner) | 23 February 1962 | Robert Menzies |
| 12 | Peter Howson (Fawkner) | 22 December 1963 | William Aston (Phillip) | 22 December 1963 | Robert Menzies |
| 13 | William Aston (Phillip) | 10 June 1964 | Bert Kelly (Wakefield) | c. August 1964 | Robert Menzies |
| 14 | William Aston (Phillip) | 10 June 1964 | Bert Kelly (Wakefield) | c. August 1964 | Harold Holt |
| 15 | Dudley Erwin (Ballarat) | 21 February 1967 | James Killen (Moreton) | 21 February 1967 | Harold Holt |
| 16 | Dudley Erwin (Ballarat) | 21 February 1967 | Kevin Cairns (Lilley) | 23 August 1967 | Harold Holt |
| 17 | Dudley Erwin (Ballarat) | 21 February 1967 | Kevin Cairns (Lilley) | 23 August 1967 | John Gorton |
| 18 | Max Fox (Henty) | 12 February 1969 | Kevin Cairns (Lilley) | 23 August 1967 | John Gorton |
| 19 | Max Fox (Henty) | 12 February 1969 | Geoffrey Giles (Angas) | 24 November 1969 | John Gorton |
| 20 | Max Fox (Henty) | 12 February 1969 | Geoffrey Giles (Angas) | 24 November 1969 | William McMahon |
| 21 | Max Fox (Henty) | 12 February 1969 | Geoffrey Giles (Angas) | 24 November 1969 | Billy Snedden |
| 22 | Victor Garland (Curtin) | 14 June 1974 | Don Cameron (Griffith) | 14 June 1974 | Billy Snedden |
| 23 | Victor Garland (Curtin) | 14 June 1974 | Don Cameron (Griffith) | 14 June 1974 | Malcolm Fraser |
| 24 | John Bourchier (Bendigo) | 26 March 1975 | Don Cameron (Griffith) | 14 June 1974 | Malcolm Fraser |
| 25 | John Bourchier (Bendigo) | 26 March 1975 | John Hodges (Petrie) | 16 March 1978 | Malcolm Fraser |
| 26 | John Bourchier (Bendigo) | 26 March 1975 | Ross McLean (Perth) | May 1982 | Malcolm Fraser |
| 27 | Don Dobie (Cook) | 16 March 1983 | Ewen Cameron (Indi) | 16 March 1983 | Andrew Peacock |
| 28 | Ewen Cameron (Indi) | 9 September 1985 | Neil Andrew (Wakefield) | 9 September 1985 | John Howard |
| 29 | Michael MacKellar (Warringah) | 12 May 1989 | David Hawker (Wannon) | 12 May 1989 | Andrew Peacock |
| 30 | Bob Halverson (Casey) | 11 April 1990 | Neil Andrew (Wakefield) | 11 April 1990 | John Hewson |
| 31 | Rod Atkinson (Isaacs) | 7 April 1993 | Paul Filing (Moore) | 7 April 1993 | John Hewson |

Question: When was Dudley Erwin a Government Whip?
Answer: Dudley Erwin was a Government Whip from 1967 to 1969.