| Official Name: | Mathopen |
| Settlement Type: | Neighborhood in Bergen |
| Pushpin Map: | Vestland#Norway |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location of the neighborhood |
| Subdivision Type: | Country |
| Subdivision Name: | Norway |
| Subdivision Name1: | Western Norway |
| Subdivision Name2: | Vestland |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Bergen |
| Subdivision Type4: | Borough |
| Subdivision Name4: | Laksevåg |
| Utc Offset1: | +01:00 |
| Utc Offset1 Dst: | +02:00 |
| Coordinates: | 60.3339°N 5.2128°W |
| Elevation M: | 41 |
| Elevation Footnotes: | [1] |
Mathopen is a suburban village in the borough of Laksevåg in the municipality of Bergen in Vestland county, Norway. It lies along the Grimstadfjorden, about southwest of the city centre of Bergen and it is home to the large Haakonsvern military base.[2]