William Hibbert (1759–1844) was the sixth son of Robert Hibbert (1717–1784) and Abigail Scholey. With his brother George Hibbert and cousin Robert Hibbert (1769–1849) William was a partner in the West Indian merchant house Geo. Rob. & Wm. Hibbert. The firm was involved in the slave trade and principally with the shipping, insurance and distribution of sugar from the West Indies.