Húnavatnshreppur

{{More citations needed|date=July 2022}}

{{Infobox settlement

|name = Húnavatnshreppur

|settlement_type = Former municipality

|image_skyline = Route 1 again.jpg

|imagesize = 250px

|image_caption = Skyline of Húnavatnshreppur

|image_shield =

|shield_size = 85px

|image_map = Húnavatnshreppur 2006-2022 kort.png

|map_caption = Location of the municipality

|pushpin_map = Iceland

|coordinates = {{coord|65.5158316|N|20.3883425|W|type:city_region:IS|display=inline,title}}

|subdivision_type = Country

|subdivision_name = Iceland

|subdivision_type1 = Region

|subdivision_name1 = Northwestern Region

|subdivision_type2 = Constituency

|subdivision_name2 = Northwest Constituency

|subdivision_type3 = Municipality

|subdivision_name3 = Húnabyggð

|leader_title1 = Manager

|leader_name1 = Einar Kristján Jónsson

|unit_pref = Metric

|area_total_km2 = 3,817

|population_total = 409

|population_density_km2 = 0.11

|website = {{URL|hunavatnshreppur.is}}

}}

Húnavatnshreppur ({{IPA|is|ˈhuːnaˌvasːˌr̥ɛhpʏr̥|audio=Húnavatnshreppur pronunciation.ogg}}) is a former rural municipality located in northwestern Iceland.