What is Princess Victoria of Hesse and by Rhine?
{{about|the Marchioness of Milford Haven|her first cousin|Princess Victoria of the United Kingdom|her maternal aunt|Victoria, Princess Royal}}{{Infobox royalty|name=Princess Victoria|title=Marchioness of Milford Haven|image=Princess Victoria of Hesse and by Rhine.png|caption=Portrait by [[Alexander Bassano]], {{circa|1878}}|spouse={{marriage|[[Louis Mountbatten, 1st Marquess of Milford Haven]]|30 April 1884|11 September 1921|end=d.}}|issue={{Plainlist| * [[Princess Alice of Battenberg|Alice, Princess Andrew of Greece and Denmark]] * [[Louise Mountbatten|Louise, Queen of Sweden]] * [[George Mountbatten, 2nd Marquess of Milford Haven]] * [[Louis Mountbatten, 1st Earl Mountbatten of Burma]]}}|father=[[Louis IV, Grand Duke of Hesse and by Rhine]]|mother=[[Princess Alice of the United Kingdom]]|full name=Victoria Alberta Elisabeth Mathilde Marie|birth_date={{Birth date|1863|4|5|df=y}}|birth_place=[[Windsor Castle]], Windsor, Berkshire, England|death_date={{Death date and age|1950|9|24|1863|4|5|df=y}}|death_place=[[Kensington Palace]], London, England|burial_date=28 September 1950|burial_place=[[St Mildred's Church, Whippingham]], Isle of Wight|house=[[House of Hesse|Hesse-Darmstadt]]}} '''Princess Victoria of Hesse and by Rhine''', then '''Princess Louis of Battenberg''', later '''Victoria Mountbatten, Marchioness of Milford Haven''' (5 April 1863 – 24 September 1950) was the eldest daughter of [[Louis IV, Grand Duke of Hesse]] and [[Princess Alice of the United Kingdom]]. She was a granddaughter of [[Queen Victoria]] and [[Prince Albert of Saxe-Coburg and Gotha]]. Through her eldest daughter, she was the grandmother of [[Prince Philip, Duke of Edinburgh]], grandmother-in-law of [[Elizabeth II|Queen Elizabeth II]] and great-grandmother of [[Charles III|King Charles III]].<ref>Queen Victoria's Journals – ''Monday 27 April 1863''</ref> In 1884, she married [[Louis Mountbatten, 1st Marquess of Milford Haven|Prince Louis of Battenberg]]. They had four children together named [[Louis Mountbatten, 1st Earl Mountbatten of