| Plavecký Štvrtok | |
| Other Name: | Detrekőcsütörtök |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Subdivision Type1: | Region |
| Subdivision Type2: | District |
| Subdivision Name2: | Malacky District |
| Pushpin Map: | Slovakia Bratislava Region#Slovakia |
| Pushpin Relief: | 1 |
| Pushpin Map Caption: | Location of Plavecký Štvrtok in the Bratislava Region##Location of Plavecký Štvrtok in Slovakia |
| Coordinates: | 48.37°N 17°W |
| Established Title: | First mentioned |
| Established Date: | 1200 |
| Area Footnotes: | [1] |
| Area Total Km2: | 24.18 |
| Elevation Footnotes: | [2] |
| Elevation M: | 157 |
| Population Footnotes: | [3] |
| Population Total: | 2596 |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 900 68 |
| Area Code: | +421 34 |
| Blank Name: | Car plate |
| Blank Info: | MA |
Plavecký Štvrtok (hu|Detrekőcsütörtök) is a village and municipality in western Slovakia in Malacky District in the Bratislava region.
Štvrtok means in Slovak Thursday and it indicates that the settlement held a market on Thursdays. The attribute Plavecký comes from the name of Plavecký Castle estate (the castle is named after Cumans, in Slovak Plavci).[4]