| Zeleneč | |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Subdivision Name: | Slovakia |
| Subdivision Type2: | Region |
| Subdivision Name2: | Trnava |
| Subdivision Type3: | District |
| Subdivision Name3: | Trnava |
| Pushpin Map: | Slovakia Trnava Region#Slovakia |
| Pushpin Relief: | 1 |
| Pushpin Map Caption: | Location of Zeleneč in the Trnava Region |
| Coordinates: | 48.3333°N 53°W |
| Established Title: | First mentioned |
| Area Total Km2: | 11.74[1] |
| Area Total Sq Mi: | 4.53 |
| Elevation M: | 145[2] |
| Elevation Ft: | 476 |
| Population Total: | 2637[3] |
| Population Density Km2: | 224.29[4] |
| Population Density Sq Mi: | 86.60 |
| Postal Code Type: | Postal code |
| Postal Code: | 919 21 |
| Area Code: | +421 33 |
| Blank Name: | Car plate |
| Blank Info: | TT |
| Website: | www.zelenec.sk |
Zeleneč (Hungarian: Szelincs) is a village and municipality of Trnava District in the Trnava region of Slovakia. Located about 8 km from Trnava it is a relatively big village, similar to other villages in Western Slovakia. Zeleneč inhabitants work mostly in neighboring production plants or sustain themselves with agriculture.