| Kłaj | |
| Pushpin Map: | Poland |
| Pushpin Label Position: | right |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Lesser Poland |
| Subdivision Type2: | County |
| Subdivision Name2: | Wieliczka |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Kłaj |
| Population As Of: | 2007 |
| Population Total: | 3200 |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 49.9833°N 38°W |
| Postal Code Type: | Postal code |
| Postal Code: | 32-015 |
| Area Code: | +48 12 |
| Blank Name: | Car plates |
| Blank Info: | KWI |
Kłaj is a village of about 3,000 inhabitants in the Wieliczka County of Poland's Lesser Poland province.
Kłaj is the seat of government for the administrative district of Gmina Kłaj, on the road from Kraków to Bochnia, and not far from either. The village was founded in the 13th century.