| Buchholz | |
| Image Coa: | DEU Buchholz (Herzogtum Lauenburg) COA.svg |
| Coordinates: | 53.7167°N 55°W |
| Image Plan: | Buchholz in RZ.svg |
| State: | Schleswig-Holstein |
| District: | Herzogtum Lauenburg |
| Amt: | Lauenburgische Seen |
| Elevation: | 23 |
| Area: | 2.93 |
| Postal Code: | 23911 |
| Area Code: | 04541 |
| Licence: | RZ |
| Gemeindeschlüssel: | 01 0 53 018 |
| Website: | www.amt- lauenburgische- seen.de |
| Mayor: | Wolfgang Pagel |
Buchholz (pronounced as /de/) is a municipality in the district of Lauenburg, in Schleswig-Holstein, Germany.