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August 1, 2026Short & citedBlog
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Money & Work • Shipping Tycoon

Aristotle Onassis

Aristotle Onassis was a Greek-Argentine business magnate and shipping tycoon who became one of the world’s richest men in the 20th century.

Updated August 1, 20261 min readCited sources

Aristotle Onassis was a Greek-Argentine shipping tycoon who built one of the largest private fleets of tankers and freighters in the 20th century. He also founded Olympic Airways and is widely remembered for his marriage to Jacqueline Kennedy Onassis.

Early life

Onassis was born in Smyrna (now İzmir, Turkey) in 1906 into a Greek family. As a young man, he left the region amid early-20th-century upheavals and moved to Argentina, where he began his business career.

Business career

Onassis first earned money in tobacco trading before moving into shipping. He built a major fleet of tankers and freighters, making him one of the most prominent private shipping operators in the world. His success in shipping formed the core of his immense wealth.

Olympic Airways

In 1957, Onassis founded Olympic Airways. The airline became one of his best-known non-shipping ventures and is frequently mentioned in accounts of his career.

In short

  • Born into a Greek family in Smyrna and later moved to Argentina.
  • Made early fortune in tobacco before expanding into shipping.
  • Built a large fleet of tankers and freighters, becoming a global shipping magnate.
  • Founded Olympic Airways in 1957 and married Jacqueline Kennedy Onassis.
Canadian angle

Onassis is of interest to Canadian readers mainly as a globally prominent business figure and as a historic public figure linked to international shipping, aviation, and the Kennedy family.

Quick questions

Who was Aristotle Onassis?
He was a Greek-Argentine shipping magnate and business tycoon who built a major global shipping empire.
What was Aristotle Onassis known for?
He was best known for his shipping business, his wealth, and his marriage to Jacqueline Kennedy Onassis.
Where was Aristotle Onassis born?
He was born in Smyrna, which is now İzmir in Turkey.

Sources

  1. Wikipediahttps://en.wikipedia.org/wiki/Aristotle_Onassis
    Supports: Full name, birth and death dates, nationality, and general biography.
  2. Simple English Wikipediahttps://simple.wikipedia.org/wiki/Aristotle_Onassis
    Supports: Shipping magnate identity and founder of Olympic Airways.
  3. Biography.comhttps://www.biography.com/celebrities/aristotle-onassis
    Supports: Early tobacco business, shipping career, spouse information, and personal life.
  4. HISTORYhttps://www.history.co.uk/biographies/aristotle-onassis
    Supports: Move to Argentina, tobacco and shipping career, and prominence in shipping.
  5. EBSCO Research Startershttps://www.ebsco.com/research-starters/history/aristotle-onassis
    Supports: Early life, business growth, shipping empire, Olympic Airways, and death details.
  6. Encyclopaedia Britannicahttps://www.britannica.com/money/Aristotle-Socrates-Onassis
    Supports: Shipping magnate description, large tanker and freighter fleet, and birth/death details.