List of Famous people who died in 1951

Sir Harold William Stannus Gray, KBE was an Anglo-Irish landowner, horse breeder and politician. He served a brief period as a Member of Parliament during which he pressed for more help for agriculture.

Harriet Sylvia Ann Howland Robinson Green Wilks was one of the wealthiest women in the United States.

Otto Fritz Meyerhof was a German physician and biochemist who won the Nobel Prize in Physiology and Medicine in 1922.

Ferdinand Porsche was an Austrian-German automotive engineer and founder of the Porsche car company. He is best known for creating the first gasoline-electric hybrid vehicle (Lohner-Porsche), the Volkswagen Beetle, the Auto Union racing car, the Mercedes-Benz SS/SSK, several other important developments and Porsche automobiles.

Wilhelm, German Crown Prince of Prussia was the eldest child and heir of the last German Emperor, Wilhelm II, and the last Crown Prince of the German Empire and the Kingdom of Prussia. After the death of his grandfather Emperor Frederick III, Wilhelm became crown prince at the age of six, retaining that title for more than 30 years until the fall of the empire on 9 November 1918. During World War I, he commanded the 5th Army from 1914 to 1916 and was commander of the Army Group German Crown Prince for the remainder of the war. Crown Prince Wilhelm became head of the House of Hohenzollern on 4 June 1941 following the death of his father and held the position until his own death on 20 July 1951.

August Horch was a German engineer and automobile pioneer, the founder of the manufacturing giant which would eventually become Audi.

Gustave Sandras was a French gymnast who competed in the early 20th century. He participated in the 1900 Summer Olympics in Paris, France, and won the equivalent of a gold medal in the only gymnastic event to take place at the games, the combined exercises.

Luis Arana Goiri, self-styled as Arana ta Goiri'taŕ Koldobika, was a Basque nationalist politician and founder of the Basque Nationalist Party (PNV) along with his brother Sabino Arana. He served as president of the PNV 1911?–1916, 1922–1930 (Aberri), and 1932–1933.

Alberta Montagu, Countess of Sandwich was an American heiress, diarist, and letter writer who was the wife of George Montagu, 9th Earl of Sandwich. Like many Gilded Age debutantes from the United States, she married into the British aristocracy and took on the running of her husband's family's ancestral seat, Hinchingbrooke House. Lady Sandwich was a close friend of Mildred Barnes Bliss and was an accomplished musician, writer, and linguist. She was a friend and devotee of the Hindu monk and philosopher Swami Vivekananda, whom she had met in her childhood when he stayed at her family's New York estate. Lady Sandwich hosted Vivekananda in Chicago, New York, and Paris, accompanied him on a trip to Rome, and corresponded with him throughout her life.