| Official Name: | Guayaibi |
| Pushpin Map: | Paraguay |
| Mapsize: | 200px |
| Subdivision Type: | Country |
| Subdivision Name: | Paraguay |
| Subdivision Type1: | Department |
| Subdivision Name1: | San Pedro |
| Population As Of: | 2008 |
| Population Total: | 2 674 |
| Coordinates: | -24.53°N -56.43°W |
Guayaibi is a town in the San Pedro department of Paraguay. It includes such notable communities as Carayao-i and Dos Mil Fatima.[1]