Marchioness of Milford Haven
Marchioness of Milford Haven may refer to:
- Princess Victoria of Hesse and by Rhine, wife of Prince Louis of Battenberg, created Marquess of Milford Haven in 1917.
- Nadejda Mountbatten, Marchioness of Milford Haven, wife of George Mountbatten, 2nd Marquess of Milford Haven.
- Romaine Dahlgren Pierce, first wife of David Mountbatten, 3rd Marquess of Milford Haven between 1950-1954
- Janet Mountbatten, Marchioness of Milford Haven, second wife of David Mountbatten, 3rd Marquess of Milford Haven
- Sarah Georgina Walker, first wife of George Mountbatten, 4th Marquess of Milford Haven between 1989-1996
- Clare Mountbatten, Marchioness of Milford Haven, second wife of George Mountbatten, 4th Marquess of Milford Haven