| Player ID | 34472 |
| First Name | William JK |
| Last Name | Boulton |
| Sex | M |
| User ID | 0 |
| DOB | **** |
| Player lists | Norfolk & Norwich |
| Club | Norfolk & Norwich (9NAL) |
| Local Rating | |
| Local Rapid Rating | |
| FIDE Code | 416681 |
| FIDE Federation | |
| ECF Rating Code (links to rating system) | 240223D |
| Membership Number (from rating list) | ME016265 |
| Membership Category | None |
| ECF Standard OTB August | 1993K |
| ECF Standard OTB September | 1993K |
| ECF Standard OTB September Old | 1993K |
| ECF Standard OTB January | 1978K |
| ECF Standard OTB Monthly | 1967K |
| ECF Standard OTB Latest | 1967K |
| FIDE Standard | 2063 |
| FIDE Rapid | 2043 |
| FIDE Blitz | 0 |
