| En Name: | Sadovo |
| Ru Name: | Садово |
| Coordinates: | 54.95°N 41°W |
| Pushpin Map: | Russia Kaliningrad Oblast#European Russia#Russia |
| Federal Subject: | Kaliningrad Oblast |
| Adm District Jur: | Krasnoznamensky District |
| Inhabloc Cat: | Rural locality |
| Pop 2010Census: | 288 |
| Established Date: | 1628 |
| Established Title: | First mentioned |
Sadovo (Russian: Садово, German: Groß Kackschen, 1938-45 Birkenhain (Ostpr.), Lithuanian: Didieji Kakšiai) is a village in the Krasnoznamensky District, Kaliningrad Oblast, Russia. It is located in the historical region of Lithuania Minor.
The oldest known mention of the village comes from 1628, when it was part of Ducal Prussia. From the 18th century it formed part of the Kingdom of Prussia, from 1871 it was also part of Germany, within which it was administratively located in the province of East Prussia. After Germany's defeat in World War II, it passed to the Soviet Union.