| Háj | |
| Settlement Type: | Village |
| Subdivision Type: | Country |
| Subdivision Name: | Slovakia |
| Subdivision Type2: | Region |
| Subdivision Name2: | Košice |
| Subdivision Type3: | District |
| Subdivision Name3: | Košice-okolie |
| Pushpin Map: | Slovakia Košice Region#Slovakia |
| Pushpin Relief: | 1 |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location of Háj in Slovakia |
| Coordinates: | 48.6278°N 20.8542°W |
| Leader Title: | Mayor |
| Leader Name: | Július Farkas |
| Area Total Km2: | 21.35[1] |
| Area Total Sq Mi: | 8.24 |
| Elevation M: | 270[2] |
| Elevation Ft: | 890 |
| Population Total: | 245[3] |
| Population Density Km2: | 11.54[4] |
| Population Density Sq Mi: | 4.46 |
| Postal Code Type: | Postal code |
| Postal Code: | 044 02 |
| Area Code: | +421 55 |
| Blank Name: | Car plate |
| Blank Info: | KS |
Háj (Hungarian: Áj) is a village and municipality in Košice-okolie District in the Kosice Region of eastern Slovakia.
In historical records, the village was first mentioned in 1409.
The first mention about Háj is from 1357 and 1409. In last decades of 18th century was property of family Keglevich.In the year 1715, there were 14 lieges families.
The village lies at an altitude of and covers an area of . It has a population of about 280 people.
The records for genealogical research are available at the state archive "Statny Archiv in Kosice, Slovakia"