| Date: | 01/09/2026 |
| Certification Number: | A02359 |
| Signer(s)/Team Name: |
Middlesbrough F.C. 2025/26 Squad |
| Item: | Signed Shirt |
| Number of Signatures: | 20 |
| Date: | 01/09/2026 |
| Certification Number: | A02359 |
| Signer(s)/Team Name: |
Middlesbrough F.C. 2025/26 Squad |
| Item: | Signed Shirt |
| Number of Signatures: | 20 |