| John William Maloney | |
| Birth Date: | 22 August 1883 |
| Birth Place: | Nelson, New Brunswick |
| Riding: | Northumberland |
| Term Start: | 1945 |
| Term End: | 1949 |
| Predecessor: | Joseph Leonard O'Brien |
| Successor: | George Roy McWilliam |
| Profession: | Lumber merchant |
| Party: | Liberal |
John William Maloney (22 August 1883 – 3 June 1954) was a Liberal Member of Parliament (MP) in the House of Commons of Canada for the constituency of Northumberland, from 1945 to 1949.
Born in Nelson, New Brunswick, Maloney was a lumber merchant.