| Lomseggi | |
| Other Name: | Storivilen |
| Map: | Innlandet#Norway |
| Map Alt: | Map of the location |
| Label Position: | bottom |
| Coordinates: | 61.8324°N 8.447°W[1] |
| Location: | Innlandet, Norway |
| Elevation M: | 2068 |
| Prominence M: | 294 |
| Isolation Km: | 15.2 |
| Elevation Ref: | [2] |
| Range: | Breheimen |
| Parent Peak: | Hestbreapiggene |
Lomseggi is a mountain on the border of Skjåk Municipality and Lom Municipality in Innlandet county, Norway. The 2068m (6,785feet) tall mountain is located in the Breheimen mountains and inside the Breheimen National Park, about southeast of the village of Bismo and about southwest of the village of Lom. The mountain is surrounded by several other notable mountains including Storhøi to the south; Lendfjellet, Moldulhøi, and Sandgrovhøi to the southwest; Hestdalshøgdi and Tverrfjellet to the west.