William Jameson may refer to:
William Jameson (religious controversialist) (fl. 1689–1720), Scottish teacher and religious controversialist William Jameson (botanist, born 1796) (1796–1873), Scottish-Ecuadorian botanist William Jameson (botanist, born 1815) (1815–1882), Scottish botanist and doctor in India William James Jameson (1898–1990), United States federal judge William Jameson, member of the Jameson whiskey dynasty and manager of the Marrowbone Lane Distillery