| Birth Date: | 1958 1, df=y |
| Birth Place: | Amsterdam, the Netherlands |
| Sport: | Cycling |
| Show-Medals: | yes |
Jan de Nijs (born 25 January 1958) is a retired cyclist from the Netherlands. He began as a road racer and won the national team championships in 1983. He then focused on motor-paced racing and won every national championship between 1984 and 1990; in 1984 he also won the UCI Motor-paced World Championships.