| Birth Place: | Ngọc Lặc, Thanh Hóa, Vietnam |
| Height: | 175 cm[1] |
| Weight: | 60 kg |
| Sport: | Athletics |
| Event: | 200 m, 400 m, 400 m hurdles |
| Pb: | 200 m – 23.72 (2018) 400 m – 52.06 (2014) 400 mH – 55.30 (2018, NR) |
| Alma Mater: | VNU University of Economics and Business |
| Show-Medals: | yes |
Quách Thị Lan (born 18 October 1995) is a Vietnamese sprinter and hurdler who specialises in the 400 m distance. She won individual silver medals at the Southeast Asian Games (2013 and 2015), Asian Games (2014 and 2018) and Asian championships (2017).[1]
Her elder brother Quách Công Lịch won three medals in the 400 m and 400 m hurdles events at the 2017 Southeast Asian Games.[1]