The meridian 105° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole. Under mean solar time represents the offset of UTC+07:00 time zone. The 105th meridian east forms a great circle with the 75th meridian west.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 105th meridian east passes through: ! scope="col" width="130" | Co-ordinates ! scope="col" | Country, territory or sea ! scope="col" | Notes ! scope="row" style="background:#b0e0e6;" | Arctic Ocean ! scope="row" style="background:#b0e0e6;" | Laptev Sea ! scope="row" | 🇷🇺 ! scope="row" style="background:#b0e0e6;" | Laptev Sea ! scope="row" | 🇷🇺 ! scope="row" | 🇲🇳 ! scope="row" | ! scope="row" | 🇻🇳 ! scope="row" | 🇱🇦 ! scope="row" | 🇹🇭 ! scope="row" | 🇰🇭 ! scope="row" | 🇻🇳 ! scope="row" style="background:#b0e0e6;" | South China Sea ! scope="row" | 🇮🇩 ! scope="row" style="background:#b0e0e6;" | Indian Ocean ! scope="row" style="background:#b0e0e6;" | Southern Ocean ! scope="row" | Antarctica