William Francis Bartlett (June 6, 1840 – December 17, 1876) was a general in the Union Army during the American Civil War and, later, an executive in the iron industry. Bartlett enlisted as a private to serve in the Civil War, leaving in the midst of his studies at Harvard College. By the end of the war, he had risen to the grade of brigadier general, U.S. Volunteers and was awarded the honorary grade of brevet major general, U.S. Volunteers. He successively commanded two regiments, a brigade and a division. Over the course of the war, he was wounded four times.