Winterthur railway station is the main railway station (formerly known as Hauptbahnhof Winterthur) in the Swiss city of Winterthur.

It may erroneously also refer to one of a number of smaller railway stations:

Oberwinterthur railway station Reutlingen railway station Sennhof-Kyburg railway station Winterthur Grüze railway station Winterthur Hegi railway station in Hegi Winterthur Seen railway station Winterthur Töss railway station Winterthur Wallrüti railway station Winterthur Wülflingen railway station