| Birth Date: | 1951 4, df=y |
| Birth Place: | Amsterdam, the Netherlands |
| Height: | 1.85m (06.07feet) |
| Weight: | 77kg (170lb) |
| Sport: | Cycling |
| Show-Medals: | yes |
Peter Marinus Nieuwenhuis (born 3 April 1951) is a Dutch retired cyclist who was active between 1970 and 1976.[1] He competed at the 1976 Summer Olympics in the 4 km team pursuit and finished in fifth place.[2] He won a bronze medal in this event at the 1973 World Championships.
His wife, Minie Brinkhoff, was also a top-level cyclist.