Ubashi Khan (Chinese: 渥巴锡汗 (Misspellings: 幄巴西); 1724~1775[1]) was a Torghut-Kalmyk prince and the last Khan of the Kalmyk Khanate. In January 1771, he led the return migration of the majority of the Kalmyk people from the Kalmyk steppe to Dzungaria, their ancestral homeland.