Caythorpe railway station was a station in Caythorpe, Lincolnshire. Built to serve the nearby village of the same name. It was on the Grantham to Lincoln line, between Honington junction and Leadenham, onwards to Navenby, Harmston, Waddington to Lincoln. The line was owned by the Great Northern Railway. It was closed as part of the Beeching rationalisation of the UK railway system.