Doncaster (EFL League One): every transfer in and out, fees paid and earned, and the market value of the squad. — spent, €3.4m earned. Record complete to 2026-09-01.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-09-01 | James Collins | Lincoln City | Doncaster | Loan |
| 2026-09-01 | Glenn Middleton | Doncaster | Rochdale | Free |
| 2026-08-26 | Tommi O'Reilly | Aston Villa U21 | Doncaster | Loan |
| 2026-08-01 | Sam Straughan Brown | Doncaster | Spalding United | Loan |
| 2026-07-28 | J. Thomas | Cheltenham Town | Doncaster | Free |
| 2026-07-28 | Luke Molyneux | Doncaster | Salford City | Free |
| 2026-07-20 | Isaac Hutchinson | Bristol Rovers | Doncaster | Free |
| 2026-07-16 | Bobby Faulkner | Doncaster | Tranmere Rovers | Loan |
| 2026-07-07 | Josh Clarke | Partick Thistle FC | Doncaster | Loan |
| 2026-07-01 | James Husband | Blackpool | Doncaster | Free |
| 2026-07-01 | Tommy Simkin | Stoke City | Doncaster | Loan |
| 2026-07-01 | Neill Byrne | Bradford | Doncaster | Free |
| 2026-07-01 | Francis Okoronkwo | Everton U21 | Doncaster | Free |
| 2026-07-01 | Alfie May | Huddersfield Town | Doncaster | Loan |
| 2026-07-01 | Zain Westbrooke | Doncaster | Yeovil Town | Free |
| 2026-07-01 | Kyle Hurst | Doncaster | Scunthorpe United | Free |
| 2026-07-01 | Joe Sbarra | Doncaster | Solihull Moors | Free |
| 2026-07-01 | Jordan Gibson | Doncaster | Crewe Alexandra | Free |
| 2026-07-01 | James Maxwell | Doncaster | Northampton Town | Free |
| 2026-02-02 | Elliot Lee | Wrexham | Doncaster | Loan |