| Onnen | |
| Settlement Type: | Village |
| Subdivision Type: | Country |
| Subdivision Name: | Netherlands |
| Subdivision Type1: | Province |
| Subdivision Name1: | Groningen |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Groningen |
| Pushpin Map: | Netherlands Groningen#Netherlands |
| Pushpin Map Caption: | Location of Onnen in the province of Groningen |
| Area Total Km2: | 13.01 |
| Elevation Footnotes: | [1] |
| Elevation M: | 3.1 |
| Population As Of: | 2021 |
| Population Footnotes: | [2] |
| Population Total: | 705 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 9755 |
| Area Code Type: | Dialing code |
| Area Code: | 050 |
Onnen is a village in the municipality of Groningen in the Netherlands. There are some picturesque farms and windmills in the village.
Onnen is an esdorp. The Onner ash lies a considerable distance from the actual village (an ash generally lies flat outside a village).
The Groningen – Assen railway lies near Onnen. NedTrain's classification yard is also situated close to Onnen.
The village was first mentioned in 1323 as Hunne. The etymology is unclear.[3] Onnen developed as an esdorp. During the Middle Ages, the peat in the area was excavated.
Onnen was home to 264 people in 1840.[4]