| Veľké Kostoľany | |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Subdivision Name: | Slovakia |
| Subdivision Type2: | Region |
| Subdivision Name2: | Trnava |
| Subdivision Type3: | District |
| Subdivision Name3: | Piešťany |
| Pushpin Map: | Slovakia Trnava Region#Slovakia |
| Pushpin Relief: | 1 |
| Coordinates: | 48.5044°N 17.7261°W |
| Established Title: | First mentioned |
| Established Date: | 1209 |
| Area Total Km2: | 24.38[1] |
| Area Total Sq Mi: | 9.41 |
| Elevation M: | 153[2] |
| Elevation Ft: | 502 |
| Population Total: | 2799[3] |
| Population Density Km2: | 114.76[4] |
| Population Density Sq Mi: | 44.31 |
| Postal Code Type: | Postal code |
| Postal Code: | 922 07 |
| Area Code: | +421 33 |
| Blank Name: | Car plate |
| Blank Info: | PN |
| Website: | www.velkekostolany.sk/ |
Veľké Kostoľany (hu|Nagykosztolány) is a village and municipality in Piešťany District in the Trnava Region of western Slovakia.
In historical records the village was first mentioned in 1209.
The municipality lies at an altitude of 167 metres and covers an area of 24.386 km2. It has a population of about 2658 people.