Maltby is a hamlet in the East Lindsey district of Lincolnshire, England.

It forms part of Raithby cum Maltby civil parish, and is situated on the A153, 3 miles (5 km) south-west from Louth.

It is in the civil parish of Tathwell.

The Knights Templars had a preceptory here, later owned by the Knights Hospitallers.

This Lincolnshire location article is a stub.