Lieutenant-Commander
| Rush Id | Member Name | Full Name | Year of Birth | Highest Office |
|---|---|---|---|---|
| 3050 | Astbury, Frederick | Lieutenant-Commander Frederick Wolfe Astbury | 1872 | Backbencher |
| 3319 | Braithwaite, Joseph | Lieutenant-Commander Joseph Gurney Braithwaite | 1895 | Parliamentary Secretary |
| 5782 | Smithers, Peter | Lieutenant-Commander Peter Henry Berry Otway Smithers | 1913 | Parliamentary Secretary |
| 6049 | Tufnell, Richard | Lieutenant-Commander Richard Lionel Tufnell | 1896 | Backbencher |