| Laos U-21 | |
| Badge: | Lao Football Federation.png |
| Nickname: | Thim Xad (The National Team) |
| Association: | Lao Football Federation |
| Sub-Confederation: | AFF (Southeast Asia) |
| Confederation: | AFC (Asia) |
| Coach: |  Mehmet Fatih Kale |
| Captain: | Phithack Kongmathilath |
| Home Stadium: | New Laos National Stadium |
| Pattern B1: | _collarblack |
| Leftarm1: | FC3A38 |
| Body1: | FC3A38 |
| Rightarm1: | FC3A38 |
| Shorts1: | FC3A38 |
| Socks1: | FC3A38 |
| Pattern B2: | _collarblack |
| Leftarm2: | FFFFFF |
| Body2: | FFFFFF |
| Rightarm2: | FFFFFF |
| Shorts2: | 090148 |
| Socks2: | 090148 |
The Laos national under-21 football team is the under-21 football team of Laos. The team participates in the Hassanal Bolkiah Trophy. It is controlled by the Lao Football Federation, the governing body for football in Laos.
This is the list players participated in the 2018 Hassanal Bolkiah Trophy.