Alf Slack
| Full name: Alfred Slack |
| Birthdate: 1868 |
| Birthplace: Mansfield |
| Position: Centre-forward |
| Joined from: Mansfield Town |
| Signed by: Frank Gardner |
Nationality: England  |
| First game: Mansfield Town, 17.09.1892 |
| Last game: Doncaster Rovers, 20.01.1894 |
| Games: 30 |
| Goals: 12 |
