Maharani Khem Kaur Dhillon (Punjabi ਬੀਬੀ ਖੇਮ ਕੌਰ ਢਿੱਲੋਂ) was a Sikh queen and the second wife of Maharaja Kharak Singh, the second Maharaja of the Sikh Empire. She was the daughter of and granddaughter of . In July 1815 she was married Kharak Singh, the oldest son of Maharaja Ranjit Singh, the founder of the Sikh Empire and his queen consort, Maharani Datar Kaur. Also with her brother, Gurdit Singh and Chanda Singh she aided the Khalsa Army in the rebellion on 1848.