| Official Name: | Mawthorpe |
| Country: | England |
| Region: | East Midlands |
| Os Grid Reference: | TF458730 |
| Coordinates: | 53.2345°N 0.1845°W |
| Postcode Area: | LN |
| Postcode District: | LN13 |
| London Distance Mi: | 120 |
| London Direction: | S |
Mawthorpe is a hamlet in the East Lindsey district of Lincolnshire, England. It is situated 2miles south from Alford and 1miles north-west from Willoughby. It is in the civil parish of Willoughby with Sloothby.