| Haraldssund | |
| Settlement Type: | Village |
| Pushpin Map: | Faroe Islands |
| Pushpin Label Position: | right |
| Pushpin Mapsize: | 250 |
| Pushpin Map Caption: | Location in the Faroe Islands |
| Subdivision Type: | State |
| Subdivision Type1: | Constituent country |
| Subdivision Name1: |  Faroe Islands |
| Subdivision Type2: | Island |
| Subdivision Name2: | Kunoy |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Kunoyar |
| Unit Pref: | Imperial |
| Population As Of: | 1 November 2020 |
| Population Total: | 69 |
| Timezone Dst: | EST |
| Utc Offset Dst: | +1 |
| Coordinates: | 62.2722°N -6.6019°W |
| Postal Code Type: | Postal code |
| Postal Code: | FO 785 |
| Blank Name: | Climate |
| Blank Info: | Cfc |
Haraldssund (da|Haraldsund) is a settlement in the Faroe Islands, situated on the island of Kunoy.
Haraldssund is located on the east coast of Kunoy and is connected to the village of Kunoy on the west coast by a tunnel. To the east, it is linked to the town of Klaksvík on Borðoy by a causeway. The tunnel and the causeway were built in the late 1980s.
Two kilometers south of the village is a small ruin.