| Name | Elected Party | Constituency | Elected date | Military service |
| Albert Hagar | Liberal | Prescott | September 20, 1867 | Militia |
| John Graham Haggart | Conservative | Lanark South | October 12, 1872 | Militia (1861-1862) |
| David George Hahn | Liberal | Broadview | April 8, 1963 | Canadian Army (1943-1945) |
| Maurice Hallé | Liberal | Brome—Missisquoi | March 26, 1940 | Canadian Army |
| Ernest Halpenny | Progressive Conservative | London | June 10, 1957 | Canadian Army (1942-1945) |
| Francis Alvin George Hamilton | Progressive Conservative | Qu'Appelle | June 10, 1957 | Royal Canadian Air Force (1941-1945) |
| Frank Fletcher Hamilton | Progressive Conservative | Swift Current—Maple Creek | October 30, 1972 | Royal Canadian Air Force (1940-1951) |
| Henry Sidney Hamilton | Liberal | Algoma West | October 14, 1935 | Canadian Army (1914-1919) |
| John Borden Hamilton | Progressive Conservative | York West | November 8, 1954 | Canadian Army |
| Richmond Francis Hanna | Liberal | Edmonton—Strathcona | August 10, 1953 | Royal Canadian Air Force (1940-1945) |
| Hannes Marino Hannesson | Conservative | Selkirk | October 29, 1925 | Canadian Army (1917-1918) |
| Randolph Harding | New Democrat | Kootenay West | June 25, 1968 | Canadian Army (1945-) |
| Jack Hare | Progressive Conservative | St. Boniface | October 16, 1978 | Canadian Army |
| "Bert" Thomas Hargrave | Progressive Conservative | Medicine Hat | October 30, 1972 | Canadian Army |
| Douglas Harkness | Progressive | Calgary East | June 11, 1945 | Canadian Army (1940-1949) |
| Harry Cruickshank Harley | Liberal | Halton | June 18, 1962 | Royal Canadian Air Force (1944-1945), Canadian Army (1951-1956) |
| Walter Edward Harris | Liberal | Grey—Bruce | March 26, 1940 | Canadian Army |
| Jeremy Harrison | Conservative | Churchill River | June 28, 2004 | Canadian Forces Land Force Command |
| Jim Hart | Reform | Okanagan—Similkameen—Merritt | October 25, 1993 | Canadian Forces Maritime Command (1973-1978), Canadian Forces (1988-1993) |
| Laurie Hawn | Conservative | Edmonton Centre | January 23, 2006 | Royal Canadian Air Force (1964-1994) |
| Douglas King Hazen | National Government | St. John—Albert | March 26, 1940 | Canadian Army |
| John Douglas Hazen | Conservative | City and County of St. John | March 5, 1891 | Militia (1898-) |
| Dan Heap | New Democrat | Spadina | August 17, 1981 | Canadian Army (1941-1946) |
| Edmund Heath | Conservative | Pontiac | September 20, 1867 | Militia (1862-1869) |
| George Harris Hees | Progressive Conservative | Broadview | May 15, 1950 | Canadian Army |
| Paul Theodore Hellyer | Liberal | Davenport | June 27, 1949 | Canadian Army, Royal Canadian Air Force |
| William James Henderson | Liberal | Kingston City | June 27, 1949 | Canadian Army (1942-1945) |
| Bernard Rickart Hepburn | Conservative | Prince Edward | September 21, 1911 | Canadian Forestry Corps |
| Mitchell Frederick Hepburn | Liberal | Elgin West | September 14, 1926 | Canadian Army, Royal Air Force |
| Harold Thomas Herbert | Liberal | Vaudreuil | October 30, 1972 | Royal Canadian Air Force (1941-1946) |
| Herbert Wilfred Herridge | Independent Co-operative Commonwealth Federation | Kootenay West | June 11, 1945 | Canadian Army |
| John Herron | Liberal-Conservative | Alberta (Provisional District) | November 3, 1904 | Military |
| Nathaniel Higinbotham | Liberal | Wellington North | October 12, 1872 | Militia (1866-1871) |
| Ramon John Hnatyshyn | Progressive Conservative | Saskatoon—Biggar | July 8, 1974 | Royal Canadian Air Force (1951-1958) |
| Clayton Wesley Hodgson | Progressive Conservative | Victoria | June 11, 1945 | Canadian Army |
| Douglas Aird Hogarth | Liberal | New Westminster | June 25, 1968 | Canadian Army |
| Allan Henry Hollingworth | Liberal | York Centre | August 10, 1953 | Royal Canadian Air Force (1942-1945) |
| John Holmes | Liberal-Conservative | Carleton | September 20, 1867 | Militia (1866-1875) |
| Ambrose A. Holowach | Social Credit | Edmonton East | August 10, 1953 | Canadian Army |
| Luther Hamilton Halton | Liberal | Châteauguay | September 20, 1867 | Militia |
| Edmund John Glyn Hooper | Liberal-Conservative | Lennox | September 17, 1878 | Militia (1837-1881) |
| Henry Alfred Hosking | Liberal | Wellington South | June 27, 1949 | Canadian Army (1939-1945) |
| Charles Frederick Houghton | Liberal | Yale District | December 19, 1871 | British Army (1856-1863),Militia (1873-1896) |
| Bruce Andrew Thomas Howard | Liberal | Okanagan Boundary | June 25, 1968 | Royal Canadian Air Force (1945-1946) |
| William Dean Howe | New Democrat | Hamilton South | April 8, 1963 | Royal Canadian Air Force (1942-1945) |
| Charles Hubbard | Liberal | Miramichi | October 25, 1993 | Canadian Army (1959-1968), Canadian Forces (1968-1974) |
| Stanley Hudecki | Liberal | Hamilton West | September 8, 1980 | Canadian Army (1942-1946) |
| Samuel Hughes | Liberal-Conservative | Victoria North | February 11, 1892 | Militia (1897-1900) |
| Levi William Humphrey | Progressive | Kootenay West | December 6, 1921 | Canadian Army (1915-1919) |
| John William Gordon Hunter | Liberal | Parkdale | June 27, 1949 | Canadian Army |
| Arthur Ronald Huntington | Progressive Conservative | Capilano | July 8, 1974 | Royal Canadian Navy (1942-1945) |
| Richard Hutchison | Liberal | Northumberland | December 24, 1868 | Militia |
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