St. Mirren FC · Scottish PremiershipRyan Mullen is a 25-year-old goalkeeper who plays for St. Mirren FC in Scottish Premiership. As of the 2025/26 season their market value is €45k and their ScoutRox Score rating is 53, with a potential of 53.
| Season | Transfer | Fee |
|---|---|---|
| 25/26 |
 Morton
 St. Mirren
|
Free |
| 23/24 |
 Clyde FC
Morton
|
Free |
| 22/23 |
 Without Club
Clyde FC
|
Free |
| 22/23 |
 Celtic B
Without Club
|
Free |
| 20/21 |
 Queen's Park
Celtic B
|
Loan |
| 20/21 |
Celtic B
Queen's Park
|
Loan |
| 20/21 |
 Cove Rangers
Celtic B
|
Loan |
| 20/21 |
Celtic B
Cove Rangers
|
Loan |
| 18/19 |
CUCeltic U17
Celtic B
|
Free |