| Country: | England |
| Coordinates: | 53.4922°N -2.9124°W |
| Official Name: | Waddicar |
| Label Position: | left |
| Static Image: | Leeds-Liverpool Canal from Ledson's Bridge, Waddicar- geograph.org.uk - 105410.jpg |
| Static Image Caption: | Leeds and Liverpool Canal from Ledson's Bridge, Waddicar |
| Metropolitan County: | Merseyside |
| Metropolitan Borough: | Sefton |
| Region: | North West England |
| Constituency Westminster: | Sefton Central |
| Post Town: | LIVERPOOL |
| Postcode District: | L31 |
| Postcode Area: | L |
| Dial Code: | 0151 |
| Os Grid Reference: | SD385002 |
Waddicar is the name given to an area of the Metropolitan Borough of Sefton, Merseyside, between Melling and Kirkby in the Metropolitan Borough of Knowsley.
Waddicar is served by the 345 bus service operated by Arriva which runs between the town and Liverpool city centre.
There are no railway stations serving Waddicar, the nearest railway station is Kirkby railway station serving the town of Kirkby by frequent electric services from Kirkby railway station to Liverpool Central railway station, and diesel services to Wigan and Manchester.