| Czech Republic Liga U20 | 2023/01/24 15:00 | Pirati Chomutov U20 v Kladno U20 | L | 6-2 |
| Club Friendlies (Regulation Only) | 2022/09/09 15:15 | Pirati Chomutov U20 v Kladno U20 | W | 1-3 |
| Club Friendlies (Regulation Only) | 2022/08/25 14:15 | Kladno U20 v Pirati Chomutov U20 | D | 1-1 |
| Club Friendlies (Regulation Only) | 2022/08/16 16:00 | Pirati Chomutov U20 v Kladno U20 | W | 2-4 |
| Czech Republic Extraliga U20 | 2022/03/12 11:00 | Pirati Chomutov U20 v Kladno U20 | L | 5-4 |
| Czech Republic Extraliga U20 | 2022/02/19 11:00 | Kladno U20 v Pirati Chomutov U20 | L | 4-6 |
| Czech Republic Extraliga U20 | 2021/10/13 15:45 | Pirati Chomutov U20 v Kladno U20 | W | 1-8 |
| Club Friendlies (Regulation Only) | 2021/08/05 16:45 | Pirati Chomutov U20 v Kladno U20 | W | 3-4 |
| Czech Extraliga U20 Cup | 2020/01/04 11:00 | Kladno U20 v Pirati Chomutov U20 | L | 2-3 |
| Czech Extraliga U20 Cup | 2019/10/19 10:30 | Pirati Chomutov U20 v Kladno U20 | W | 2-8 |
| Czech Extra U20 (Regulation Only) | 2019/01/26 11:00 | Kladno U20 v Pirati Chomutov U20 | W | 4-1 |
| Czech Extra U20 (Regulation Only) | 2018/11/23 15:00 | Kladno U20 v Pirati Chomutov U20 | W | 5-4 |
| Czech Extra U20 (Regulation Only) | 2018/10/05 14:00 | Kladno U20 v Pirati Chomutov U20 | L | 2-3 |
| Czech Republic Extraliga U20 | 2017/09/29 14:00 | Kladno U20 v Pirati Chomutov U20 | W | 4-3 |
| Czech Republic Extraliga U20 | 2016/11/11 13:46 | Pirati Chomutov U20 v Kladno U20 | W | 3-4 |