| Węgorzewo County | |
| Native Name: | Powiat węgorzewski |
| Settlement Type: | County |
| Total Type: | Total |
| Image Map1: | wegorzewski.png |
| Map Caption1: | Division into gminas |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Warmian-Masurian |
| Area Total Km2: | 693.43 |
| Population Total: | 23641 |
| Population As Of: | 2006 |
| Population Density Km2: | auto |
| Population Urban: | 11638 |
| Population Blank1 Title: | Rural |
| Population Blank1: | 12003 |
| Coor Pinpoint: | Węgorzewo |
| Coordinates: | 54.2167°N 66°W |
| Seat: | Węgorzewo |
| Parts Type: | Gminas |
| Parts: | Total 3 |
| P1: | Gmina Budry |
| P2: | Gmina Pozezdrze |
| P3: | Gmina Węgorzewo |
| Blank Name: | Car plates |
| Blank Info: | NWE |
| Website: | http://www.powiatwegorzewski.pl |
Węgorzewo County (Polish: powiat węgorzewski) is a unit of territorial administration and local government (powiat) in Warmian-Masurian Voivodeship, northern Poland, on the border with Russia. It was created in 2002 out of the northern part of Giżycko County. Its administrative seat and only town is Węgorzewo, which lies 95km (59miles) north-east of the regional capital Olsztyn.
The county covers an area of 693.43km2. As of 2006 its total population is 23,641, out of which the population of Węgorzewo is 11,638 and the rural population is 12,003.
Węgorzewo County is bordered by Gołdap County to the east, Giżycko County to the south and Kętrzyn County to the west. It also borders Russia (Kaliningrad Oblast) to the north.
The county is subdivided into three gminas (one urban-rural and two rural). These are listed in the following table, in descending order of population.
| Gmina | Type | Area (km2) | Population (2006) | Seat |
| Gmina Węgorzewo | urban-rural | 341.1 | 17,092 | Węgorzewo |
| Gmina Pozezdrze | rural | 177.3 | 3,498 | Pozezdrze |
| Gmina Budry | rural | 175.0 | 3,051 | Budry |