page_title: John Jacob Astor IV
hierarchical_section_title: John Jacob Astor IV
caption_attribution_description: English: John Jacob Astor IV (July 13, 1864 – April 15, 1912)
context_page_description: John Jacob "Jack" Astor IV was an American businessman, real estate developer, investor, inventor, writer, lieutenant colonel in the Spanish–American War, and a prominent member of the Astor family.
  Astor died in the sinking of RMS Titanic during the early hours of April 15, 1912. Astor was the richest passenger aboard the RMS Titanic and was thought to be among the richest people in the world at that time with a net worth of roughly $87 million when he died.
context_section_description: John Jacob "Jack" Astor IV (July 13, 1864 – April 15, 1912) was an American businessman, real estate developer, investor, inventor, writer, lieutenant colonel in the Spanish–American War, and a prominent member of the Astor family.
  Astor died in the sinking of RMS Titanic during the early hours of April 15, 1912. Astor was the richest passenger aboard the RMS Titanic and was thought to be among the richest people in the world at that time with a net worth of roughly $87 million when he died (equivalent to $2.3 billion in 2019).
caption: John Jacob Astor in 1895
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