Title: Philip Niarchos
Content:  Philip Niarchos (alternately: Philippos or Philippe; Φίλιππος Νιάρχος) (born 1954) is a Greek billionaire, the eldest son of the Greek shipping magnate Stavros Niarchos and Eugenia Livanos, herself the elder daughter of Stavros Niarchos' rival Stavros G. Livanos.
Title: Stavros Niarchos
Content:  Spyros Niarchos (b. 1991) and Ines Niarchos (b. 1995). Spyros is a good friend of Prince Ernst August of Hanover, and was best man at his wedding to Princess Caroline of Monaco. ; Konstantin, or Constantine Niarchos (1962–1999); married firstly 1987 (divorced) Princess Alessandra Borghese, no issue; married secondly the Brazilian artist Sylvia Martins, no issue. He was the first Greek to scale Mount Everest. At his death of a massive cocaine overdose in 1999, The Independent (UK) reported he had been left one billion dollars as his share of his late father's estate. ; By his fourth wife; Charlotte Ford: ; Elena Ford (b. 1966) married firstly 1991 (divorced) to Stanley Jozef Olender, married secondly 1996 Joseph Daniel Rippolone (divorced), with issue. Niarchos had two daughters and three sons: 
Title: Spyros Niarchos
Content: Nicolas Stavros Niarchos (born 1989) ; Alexis Spyros Niarchos (born 1991) ; Ines Sophia Niarchos (born 1995) Spyros Stavros "Spiros" Niarchos (Σπύρος Νιάρχος; born 1955) is the second son of the Greek shipping magnate Stavros Niarchos and Eugenia Livanos. He is a grandson of another Greek shipping giant, his mother's father, Stavros G. Livanos. In 1955 Vickers Armstrongs Shipbuilders Ltd launched for Stavros Niarchos what was then the World's largest supertanker. The ship was named  after his new son. In 1987, while skiing in Switzerland, he met 19-year-old Daphne Guinness (artist, socialite and an heiress of the Guinness family) and they soon married. The marriage ended in divorce, with Guinness receiving a $39 million settlement in 1999. The couple has three children: In January 1999, Niarchos was a witness at the wedding of his best friend, Ernst August, Prince of Hanover. He is the godfather of Crown Prince Pavlos' youngest son, Aristides-Stavros. With his brother, Philip, Niarchos is co-president and member of the board of directors at the Stavros Niarchos Foundation.
Title: Philip Niarchos
Content: Stavros Niarchos II (born 1985). In October 2019, he married Dasha Zhukova, in a civil ceremony in Paris. Eugenie Niarchos (born 1986), a jewellery designer. ; Theodorakis Niarchos (born 1991) ; Electra Niarchos (born 1995) In 1984, Niarchos married, for the third time, Victoria Christina Guinness (born 1960), daughter of Patrick Benjamin Guinness (of the banking branch of the Guinness family) and Dolores Guinness (1936–2012). Niarchos and Guinness have two sons and two daughters: Niarchos was a first cousin, and step-brother, of the late heiress Christina Onassis whose mother Athina Livanos (1929–1974) was a younger sister of his own mother and later became his father's last wife. Niarchos is a first cousin once removed of Athina Onassis de Miranda.
Title: Stavros Niarchos
Content:  later. When the marriage ended in divorce the following year Niarchos returned to his former wife, Eugenia. No remarriage was necessary, since the couple's 1965 Mexican divorce had not been recognized by Greek law. ; To Athina Spencer-Churchill, his third wife Eugenia's sister, in 1971. Then the Marchioness of Blandford, Athina had been the first wife of Aristotle Onassis. She died of an overdose in 1974. Niarchos was married five times:  From the late 1970s until his death, he was linked to Princess Firyal of Jordan. He was also said to be linked to Princess Maria Gabriella of Savoy.
Title: Stavros Niarchos
Content:  Stavros was born in Athens to a wealthy family, son of Spyros Niarchos and his wife, Eugenie Koumantaros, a rich heiress. His great-great-grandfather, Philippos Niarchos, a Greek shipping agent in Valletta, had married a daughter from a noble family in Malta, whose younger offspring had moved to Greece to base themselves in a merchant business from Malta. His parents were naturalized Americans who had owned a department store in Buffalo, New York, before returning to Greece, three months prior to his birth. They returned to Buffalo for a brief time and the young Stavros attended the Nardin Academy grammar school. They returned permanently to Greece and Stavros studied in the city's best private school before starting university. He studied law at the University of Athens, after which he went to work for his maternal uncles in the Koumantaros family's grain business. During this period, he became involved in shipping by convincing his uncles their firm would be more profitable if it owned its own ships.
Title: Stavros Niarchos
Content: By his third wife, Eugenia Livanos, whom he never divorced under Greek law: ; Maria Isabella Niarchos, a breeder of thoroughbreds. Married to Stephane Gouazé. Mother of two children: Artur Gouazé and Maia Gouazé ; Philippos, also known as Philippe Niarchos, art collector. Married in 1984 to his third wife Victoria Guinness (b. 1960), who is the younger daughter of Patrick Benjamin Guinness and Baroness Dolores von Fürstenberg-Hedringen. They had four children together: Stavros Niarchos (b. 1985, husband of Dasha Zhukova), Eugenie Niarchos (b. 1986), Theodorakis Niarchos (b. 1991), Electra Niarchos (b. 1995). ; Spyros (b. 1955) married 1987 (divorced 1999) the Hon. Daphne Guinness (b. 1967), daughter of Jonathan Guinness, 3rd Baron Moyne by his second wife Suzanne Lisney, and had issue three children: Nicolas Stavros Niarchos (b. 1989), 
Title: Stavros Niarchos
Content:  Stavros Spyrou Niarchos (Σταύρος Σπύρου Νιάρχος, ; 3 July 1909 – 15 April 1996) was a Greek billionaire shipping tycoon. Starting in 1952, he had the world's biggest supertankers built for his fleet. Propelled by both the Suez Crisis and increasing demand for oil, he and rival Aristotle Onassis became giants in global petroleum shipping. Niarchos was also a noted thoroughbred horse breeder and racer, several times the leading owner and number one on the French breed list.
Title: Philip Niarchos
Content:  Philip Niarchos was reported to be 54 in 2008 when The Sunday Times estimated his net worth at GBP 850 million, or about $1.687 billion US at that exchange rate of that time. Alongside his younger brother, Spyros, Niarchos is co-president and member of the board of directors at the Stavros Niarchos Foundation. He is also a member of the board of trustees at the Museum of Modern Art in New York City and an international council member of London's Tate Gallery. He was educated at Institut Le Rosey in Switzerland.
Title: Stavros Niarchos
Content:  Niarchos died in 1996, in Zurich. He is buried in the family tomb in the Bois-de-Vaux Cemetery in Lausanne. At his death, his fortune was estimated to be worth $12 billion. When Niarchos died, he left 20% of his fortune to a charitable trust to be established in his name and the other part to his three sons and daughter Maria by his marriage to Greek shipping heiress Eugenia Livanos, a nephew, and a great nephew. He notably excluded Elena Ford his daughter by his ex-wife Charlotte from his will. She sued the estate in both Swiss and Greek courts for her 1/10th share estimated to be worth £700 million.

Question: Who is the father of Spiros Niarchos?
Answer: Stavros Niarchos.
Stavros Spyros Niarchos.
Stavros S. Niarchos.
North American Shipping & Trading co.
Stavros Spyrou Niarchos.