| Valløby | |
| Settlement Type: | Village |
| Pushpin Map: | Denmark Region Zealand#Denmark |
| Pushpin Map Caption: | Location in Region Zealand |
| Coordinates: | 55.3989°N 12.2333°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Denmark |
| Subdivision Type2: | Region |
| Subdivision Name2: | Region Zealand |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Stevns Municipality |
| Population As Of: | 2024 |
| Population Total: | 754 |
Valløby is a village, with a population of 754 (1 January 2024),[1] in Stevns Municipality, Region Zealand in Denmark. It is located 7 km south of Køge and 20 km north of Faxe.
Valløby Church is located in the village. It was built in the Romanesque period IE. 1080–1175 and belongs to the oldest of Stevns Municipality's Chalk stone churches.[2]
The manor house Vallø Castle is located about 1 km west of the village.