Woldemar Voigt (; 2 September 1850 – 13 December 1919) was a German physicist, who taught at the Georg August University of Göttingen.
Skupaj imata tri hčere: Rumer Glenn Willis (rojena 16. avgust 1988), Scout LaRue Willis (rojena 20. julij 1991) in Tallulah Belle Willis (rojena 3. februar 1994).