Bellingshausen may refer to:
- Fabian Gottlieb von Bellingshausen (1778–1852), explorer and officer in the Russian navy, after whom are named:
- Bellingshausen Plate, a tectonic plate
- Bellingshausen Sea, off the Antarctic Peninsula of Antarctica
- Bellingshausen Plain, an undersea plain of the Bellingshausen Sea
- Mount Bellingshausen, Antarctica
- Bellingshausen Island in the South Sandwich Islands
- Motu One (Society Islands), an atoll also known as Bellingshausen
- Bellingshausen Point, South Georgia
- Bellingshausen Station, a Russian base on King George Island, Antarctica
- 3659 Bellingshausen, an asteroid
- Baron Eligius Franz Joseph von Münch-Bellinghausen (1806–1871), Austrian dramatist