| Oostknollendam | |
| Settlement Type: | Village |
| Native Name Lang: | nl |
| Image Map1: | Map NL - Wormerland - Oost-Knollendam.png |
| Map Caption1: | The town centre (dark green) and the statistical district (light green) of Oostknollendam in the municipality of Wormerland.--> |
| Pushpin Map: | Netherlands#Netherlands North Holland |
| Pushpin Label Position: | right |
| Pushpin Mapsize: | 250 |
| Pushpin Map Caption: | Location in the Netherlands##Location in the province of North Holland in the Netherlands |
| Subdivision Type: | Country |
| Subdivision Name: | Netherlands |
| Subdivision Type1: | Province |
| Subdivision Name1: | North Holland |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Wormerland |
| Elevation Footnotes: | [1] |
| Elevation M: | -1.8 |
| Area Total Km2: | 5.93 |
| Population Footnotes: | [2] |
| Population Total: | 565 |
| Population As Of: | 2021 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 1534 |
| Area Code Type: | Dialing code |
| Area Code: | 0222 |
| Coordinates: | 52.5172°N 4.7903°W |
Oostknollendam is a village in the Dutch province of North Holland. It is a part of the municipality of Wormerland, and lies about 17 km north west of Amsterdam.[3]
The village was first mentioned in 1529 as "tot Knollendam", and means "eastern end of the dam". Oost (east) has been added to distinguish from Westknollendam".[4]
Oost-Knollendam was home to 169 people in 1840.[5]