| Image Coa: | DEU Groß Disnack COA.svg |
| Coordinates: | 53.7589°N 10.6919°W |
| Image Plan: | Groß Disnack in RZ.svg |
| State: | Schleswig-Holstein |
| District: | Herzogtum Lauenburg |
| Amt: | Lauenburgische Seen |
| Elevation: | 45 |
| Area: | 5.99 |
| Postal Code: | 23911 |
| Area Code: | 04544 |
| Licence: | RZ |
| Gemeindeschlüssel: | 01 0 53 040 |
| Website: | www.amt- lauenburgische- seen.de |
| Mayor: | Torsten Gräper |
Groß Disnack is a municipality in the district of Lauenburg, in Schleswig-Holstein, Germany. It is located south of the city of Lübeck and west of Ratzeburger See.