Jonathan de Souza
| International Master |
|---|
| Countdown |
| Gold: 0, Silver: 1, Bronze: 3 |
|---|
| Countdown: Bronze (2022) |
| Countdown: Silver (2019) |
| Countdown: Bronze (2018) |
| Countdown: Bronze (2017) |
| Code | Name | Partner | Medal | Junior Medal | Rank | Pentamind |
|---|
| International Master |
|---|
| Countdown |
| Gold: 0, Silver: 1, Bronze: 3 |
|---|
| Countdown: Bronze (2022) |
| Countdown: Silver (2019) |
| Countdown: Bronze (2018) |
| Countdown: Bronze (2017) |
| Code | Name | Partner | Medal | Junior Medal | Rank | Pentamind |
|---|