Despite having always been trained by Gary Jones in Gillingham, Hamer has worked with numerous international coaches, including Michael Jiranek and Rinata Jiranek (2005), Tatiana Tarasova (2006) and Texas-based Lorraine Boreman (2006).
John F. Kennedy | Pope John Paul II | Elton John | John | John Lennon | John Wayne | John McCain | John Kerry | John Cage | Olivia Newton-John | John Williams | John Peel | John Adams | John Steinbeck | John Travolta | John Milton | John Zorn | John Marshall | John Howard | John Singer Sargent | John Ruskin | John Updike | John Maynard Keynes | John Coltrane | John Cleese | St. John's | John Waters | John Lee Hooker | John Huston | John Ford |
David John Hamer AM, DSC (5 September 1923 – 14 January 2002) was an Australian politician.