| Member | Electoral district | Party | First elected / previously elected | No.# of term | Notes
| J. Arthur Ross | Arthur | Progressive Conservative | 1953 | 1st term
| Reginald Wightman | Assiniboia | Liberal-Progressive | 1949 | 2nd term
| Francis Campbell Bell | Birtle | Liberal-Progressive | 1936 | 5th term
| Reginald Lissaman | Brandon City | Progressive Conservative | 1952 | 2nd term
| Edmond Prefontaine | Carillon | Liberal-Progressive | 1935 | 6th term
| Francis Ferg | Cypress | Liberal-Progressive | 1953 | 1st term
| William Bullmore | Dauphin | Social Credit | 1953 | 1st term
| Independent
| James O. Argue | Deloraine—Glenwood | Progressive Conservative | 1945 | 3rd term | Died in Office 1955
| Albert Draper | 1955 | 1st term | From June 27, 1955
| Walter McDonald | Dufferin | Liberal-Progressive | 1949 | 2nd term
| John R. Solomon | Emerson | Independent Liberal-Progressive | 1941 | 4th term | Appointed Judge Resigned seat in 1957
| John Tanchak | Liberal-Progressive | 1957 | 1st term | From November 14, 1957
| Michael Hryhorczuk | Ethelbert | Liberal-Progressive | 1949 | 2nd term
| James Anderson | Fairford | Liberal-Progressive | 1948 | 3rd term
| Nicholas Bachynsky | Fisher | Liberal-Progressive | 1922 | 8th term
| Ray Mitchell | Gilbert Plains | Liberal-Progressive | 1949 | 2nd term
| Steinn Thompson | Gimli | Liberal-Progressive | 1945 | 3rd term
| William Morton | Gladstone | Liberal-Progressive | 1927 | 7th term
| Charles Shuttleworth | Hamiota | Liberal-Progressive | 1949 | 2nd term
| John McDowell | Iberville | Progressive Conservative | 1945 | 3rd term
| Russell Paulley | Kildonan-Transcona | CCF | 1953 | 1st term
| Abram Harrison | Killarney | Progressive Conservative | 1943 | 4th term
| Douglas Lloyd Campbell | Lakeside | Liberal-Progressive | 1922 | 8th term
| Matthew R. Sutherland | Lansdowne | Liberal-Progressive | 1936, 1953 | 4th term*
| Edmond Brodeur | La Verendrye | Liberal-Progressive | 1952 | 2nd term
| Hugh Morrison | Manitou—Morden | Progressive Conservative | 1936 | 5th term | Died in office January 9, 1957
| Maurice Ridley | 1957 | 1st term | From November 14, 1957
| Gilbert Hutton | Minnedosa | Social Credit | 1953 | 1st term
| Harry Shewman | Morris | Independent | 1949 | 2nd term
| Progressive Conservative
| Ivan Schultz | Mountain | Liberal-Progressive | 1930 | 7th term | Appointed Judge resigned seat January 22, 1955
| Walter Clark | 1955 | 1st term | From June 27, 1955
| Samuel Burch | Norfolk—Beautiful Plains | Liberal-Progressive | 1949 | 2nd term
| Charles Greenlay | Portage la Prairie | Liberal-Progressive | 1943 | 4th term
| Wallace C. Miller | Rhineland | Liberal-Progressive | 1936 | 5th term
| Ronald Robertson | Roblin | Liberal-Progressive | 1945 | 3rd term
| Robert Bend | Rockwood | Independent Liberal-Progressive | 1949 | 2nd term
| Liberal-Progressive
| Roy Brown | Rupertsland | Liberal-Progressive | 1953 | 1st term
| Rodney Clement | Russell | Independent Liberal-Progressive | 1949 | 2nd term
| Liberal-Progressive
| Thomas Hillhouse | St. Andrews | Liberal-Progressive | 1950 | 2nd term
| L. Raymond Fennell | St. Boniface | Liberal-Progressive | 1953 | 1st term
| Roger Teillet | 1953 | 1st term
| Stanley Copp | St. Clements | Liberal-Progressive | 1953 | 1st term
| Christian Halldorson | St. George | Liberal-Progressive | 1945 | 3rd term | Died in office September 18, 1956
| Elman Guttormson | 1956 | 1st term | From December 3, 1956
| Gildas Molgat | Ste. Rose | Liberal-Progressive | 1953 | 1st term
| William Lucko | Springfield | Liberal-Progressive | 1949 | 2nd term
| George Renouf | Swan River | Progressive Conservative | 1932 | 6th term
| Francis Jobin | The Pas | Liberal-Progressive | 1949 | 2nd term
| Errick Willis | Turtle Mountain | Progressive Conservative | 1936 | 5th term
| John Thompson | Virden | Progressive Conservative | 1953 | 1st term
| Stephen Juba | Winnipeg Centre | Independent | 1953 | 1st term
| Jack St. John | Liberal-Progressive | 1953 | 1st term
| Hank Scott | Progressive Conservative | 1953 | 1st term
| Donovan Swailes | CCF | 1945 | 3rd term
| Morris Gray | Winnipeg North | CCF | 1941 | 4th term
| John Hawryluk | CCF | 1949 | 2nd term
| Bill Kardash | Communist | 1941 | 4th term
| Alex Turk | Liberal-Progressive | 1953 | 1st term
| Gurney Evans | Winnipeg South | Progressive Conservative | 1953 | 1st term
| Duff Roblin | Progressive Conservative | 1949 | 2nd term
| Lloyd Stinson | CCF | 1945 | 3rd term
| Ronald Turner | Liberal-Progressive | 1946 | 3rd term |