| Jack Fryer | |
| Fullname: | John Spencer Fryer |
| Birth Date: | 1877 |
| Birth Place: | Cromford, England |
| Position: | Goalkeeper |
| Years3: | ?–1897 |
| Years4: | 1897–1903 |
| Years5: | 1903–1910 |
| Clubs1: | Abbey Rovers |
| Clubs2: | Cromford |
| Clubs3: | Clay Cross Town |
| Clubs4: | Derby County |
| Clubs5: | Fulham |
| Caps1: | ? |
| Caps2: | ? |
| Caps3: | ? |
| Caps4: | 173 |
| Caps5: | 142 |
| Goals1: | ? |
| Goals2: | ? |
| Goals3: | ? |
| Goals4: | 0 |
| Goals5: | 0 |
| Totalcaps: | 315 |
| Totalgoals: | 0 |
John Spencer Fryer (1877–1933) was an English footballer who played for Derby County and Fulham in the Football League.[1] He played in each of Derby's first three FA Cup Final appearances.[2] He was reputedly one of the heaviest players to have taken to a football pitch.[3]