JK Jefferies
Primary tabs
| Player ID | 45268 |
| First Name | JK |
| Last Name | Jefferies |
| Sex | |
| User ID | 0 |
| DOB | **** |
| Player lists | None |
| Club | Charlton (6040) |
| Local Rating | |
| Local Rapid Rating | |
| FIDE Code | |
| FIDE Federation | |
| ECF Rating Code (links to rating system) | 129810A |
| Membership Number (from rating list) | |
| Membership Category | None |