| Image Coa: | DEU Aventoft COA.svg |
| Coordinates: | 54.8833°N 57°W |
| Image Plan: | Aventoft in NF.PNG |
| State: | Schleswig-Holstein |
| District: | Nordfriesland |
| Amt: | Südtondern |
| Elevation: | 1 |
| Area: | 14.47 |
| Postal Code: | 25927 |
| Area Code: | 04664 |
| Licence: | NF |
| Gemeindeschlüssel: | 01 0 54 009 |
| Website: | www.aventoft.de |
| Mayor: | Christine Harksen |
Aventoft (in German and Danish; Oowentoft in North Frisian) is a municipality in the district of Nordfriesland, in Schleswig-Holstein, Germany.