Bruce County is a county in Southwestern Ontario, Canada. It has eight lower-tier municipalities with a total 2016 population of 66,491. It is named for James Bruce, 8th Earl of Elgin and 12th Earl of Kincardine, the sixth Governor General of the Province of Canada. The Bruce name is also linked to the Bruce Trail and the Bruce Peninsula.

James Bruce, 8th Earl of Elgin and 12th Earl of Kincardine, was a British colonial administrator and diplomat. He served as Governor of Jamaica (1842–1846), Governor General of the Province of Canada (1847–1854), and Viceroy of India (1862–1863). In 1857, he was appointed High Commissioner and Plenipotentiary in China and the Far East to assist in the process of opening up China and Japan to Western trade. In 1860, during the Second Opium War in China, he ordered the destruction of the Old Summer Palace in Beijing, an architectural wonder with immeasurable collections of artworks and historic antiques, inflicting incalculable loss of cultural heritage. Subsequently, he compelled the Qing dynasty to sign the Convention of Peking, adding Kowloon Peninsula to the British crown colony of Hong Kong.