| Marn, Jan2292 | 1-0 | Nguyen, Lam Thien2116 | Youth World Cup U18 Prel | 2021 |
| Jorajuria Mendoza, Algol1693 | 0-1 | Nguyen, Lam Thien2116 | Youth World Cup U18 Prel | 2021 |
| Nguyen, Lam Thien2116 | ½-½ | Arunakirinathan, Aruthran1509 | Youth World Cup U18 Prel | 2021 |
| Grutter, Tim2253 | 1-0 | Nguyen, Lam Thien2116 | Youth World Cup U18 Prel | 2021 |
| Nguyen, Lam Thien2116 | ½-½ | Kanyamarala, Tarun2369 | Youth World Cup U18 Prel | 2021 |
| Makoveev, Ilya2306 | 1-0 | Nguyen, Lam Thien2116 | Youth World Cup U18 Prel | 2021 |
| Nguyen, Lam Thien2116 | 1-0 | Mohamed, Anees M2312 | Youth World Cup U18 Prel | 2021 |
| Nhamuave, Eleazar1701 | 0-1 | Nguyen, Lam Thien2116 | Youth World Cup U18 Prel | 2021 |
| Nguyen, Lam Thien2116 | 0-1 | Tzidkiya, Yeshaayahu2387 | Youth World Cup U18 Prel | 2021 |
| Tran, Dang Minh Quang2033 | 1-0 | Nguyen, Lam Thien1936 | ch-VIE 2019 | 2019 |
| Nguyen, Lam Thien1936 | ½-½ | Tran Manh Tien2275 | ch-VIE 2019 | 2019 |
| Nguyen, Lam Thien1936 | 0-1 | Nguyen Hoang Nam12162 | ch-VIE 2019 | 2019 |
| Tong, Thai Hung2202 | ½-½ | Nguyen, Lam Thien1936 | ch-VIE 2019 | 2019 |
| Pham, Phu Quang1957 | 0-1 | Nguyen, Lam Thien1936 | ch-VIE 2019 | 2019 |
| Nguyen, Lam Thien1936 | ½-½ | Nguyen, Hoang Duc2071 | ch-VIE 2019 | 2019 |