Thames Ditton Marina is a mooring facility on the River Thames, located on Portsmouth Road, Surbiton, Surrey. Operated by TDM Marine Ltd, it offers both leisure and residential moorings along the riverside and in a basin setting.

The marina specialises in narrow and widebeam canal-style steel craft, with residential and pied-à-terre mooring options available. It appears in listings of Thames boating facilities alongside boat sales services, and can be reached on 0208 398 6159.