| Country: | ESP |
| Type: | Autopista |
| Route: | AP-4 |
| Alternate Name: | Autopista del Sur |
| Map: | Intinerario AP4.PNG |
| Length Km: | 86 |
| Terminus A: | Sevilla |
| Terminus B: | Cádiz |
The Autopista AP-4 (also called Autopista del Sur) is a Spanish autopista route which starts in Seville and ends in Cádiz. It has a total length of 123.80 km.