See Key for column definitions.
| Team | Competition | Starts | Subs | Subbed | Total | Mins | MPG | Rating |
|---|
| København U19 | UEFA Youth League | 1 | 3 | 1 | 4 | 120 | 30 | |
| Iceland U19 | UEFA U19 Championship - Qualification | 0 | 2 | 0 | 2 | 40 | 20 | |
| Iceland U19 | UEFA U19 Championship | 0 | 1 | 0 | 1 | 17 | 17 | |
| Totals | | 1 | 6 | 1 | 7 | 177 | 25.3 | |
Key to column names
See Key for column definitions.
| Team | Competition | Appearances | Goals | GPG | MPG | Assists | Shots | On T | Off T | SPG | Dribbles | Passes | Acc | Fouled |
|---|
| København U19 | UEFA Youth League | 4 | 0 | | | 0 | 0 | 0 | 0 | N/A | 0 | 0 | | 0 |
| Iceland U19 | UEFA U19 Championship - Qualification | 2 | 0 | | | 0 | 0 | 0 | 0 | N/A | 0 | 0 | | 0 |
| Iceland U19 | UEFA U19 Championship | 1 | 0 | | | 0 | 0 | 0 | 0 | N/A | 0 | 0 | | 0 |
| Totals | | 7 | 0 | | | 0 | 0 | 0 | 0 | N/A | 0 | 0 | 0 | 0 |
Key to column names
- GPG
- Goals per game
- MPG
- Minutes per goal
- SPG
- Shots per goal
- On T
- Shots on Target
- Off T
- Shots off Target
- Acc
- Accurate passes
| Team | Competition | Appearances |
Conceded | Saves | Tackles | Blocks | Interceptions | Duels Won | Duels Lost | Fouls Committed |
|---|
| København U19 | UEFA Youth League | 4 | | | 0 | 0 | 0 | 0 | 0 | 0 |
| Iceland U19 | UEFA U19 Championship - Qualification | 2 | | | 0 | 0 | 0 | 0 | 0 | 0 |
| Iceland U19 | UEFA U19 Championship | 1 | | | 0 | 0 | 0 | 0 | 0 | 0 |
| Totals | | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The total yellow and red cards received by G. Guðmundsson in each competition are shown below.
