| Harry Mather | |
| Fullname: | Harold Mather |
| Birth Date: | 24 January 1921 |
| Birth Place: | Bolton, England |
| Death Place: | Burnley, England |
| Position: | Full back |
| Years1: | 1938–1955 |
| Caps1: | 301 |
| Goals1: | 0 |
| Years2: | 1955 |
| Caps2: | ? |
| Goals2: | ? |
| Years3: | 1955–1956 |
| Clubs3: | Hull City (player-coach) |
| Caps3: | 0 |
| Goals3: | 0 |
| Years4: | 1956–1957 |
| Manageryears1: | 1957–1958 |
| Managerclubs1: | Kettering Town |
| Manageryears2: | 1962–1963 |
| Managerclubs2: | Accrington Stanley |
| Manageryears3: | 1964 |
| Managerclubs3: | Nelson |
Harold Mather (24 January 1921 – 1 March 1999) was an English professional footballer who played as a full back.