Paul Jacob Dangermond bka Jack Dangermond is an American billionaire businessman and environmental scientist.
Adapted from Wikipedia (CC BY-SA 4.0).
Dated facts from Wikidata; ages marked “about” come from year-only dates.
Each figure is a dated estimate from the publisher shown; wealth changes, and nothing here is live.
| As of | Estimate | Source |
|---|---|---|
| 2025 | $14.1B | Forbes · current |
Every fact on this page traces to one of these.
Also born on July 25
Actor
1967 · United States
Matthew Steven LeBlanc is an American actor. He gained global recognition with his portrayal of Joey Tribbiani in the NBC sitcom Friends (1994–2004), and in its spin-off series Joey (2004–2006).
Richard Goldschmidt, www.piqtured.com, CC BY 2.0, via Wikimedia Commons
Inventor
1922–2023 · United States
John Bannister Goodenough was an American materials scientist, a solid-state physicist, and a Nobel laureate in chemistry. From 1986 he was a professor of Materials Science, Electrical Engineering and Mechanical Engineering, at the University of Texas at Austin.
US Embassy Sweden, CC BY 2.0, via Wikimedia Commons
Inventor
1956 · United States
Frances Hamilton Arnold is an American chemical engineer and Nobel Laureate. She is the Linus Pauling Professor of Chemical Engineering, Bioengineering and Biochemistry at the California Institute of Technology (Caltech).
Christopher Michel, CC BY-SA 4.0, via Wikimedia Commons
Author
1905–1994 · United Kingdom
Elias Canetti was a German-language writer, known as a modernist novelist, playwright, memoirist, and nonfiction writer.
Entrepreneur
1955 · United States
Iman Mohamed Abdulmajid, known mononymously as Iman, is a Somali-American model and actress. A muse of the designers Gianni Versace, Thierry Mugler, Calvin Klein, Donna Karan, and Yves Saint Laurent, she is also noted for her philanthropic work.
Kingkongphoto & www.celebrity-photos.com from Laurel Maryland, USA, CC BY-SA 2.0, via Wikimedia Commons
Scientist
1920–1958 · United Kingdom
Rosalind Elsie Franklin was an English chemist and X-ray crystallographer. Her work was central to the understanding of the molecular structures of DNA, RNA, viruses, coal, and graphite.
MRC Laboratory of Molecular Biology, CC BY-SA 4.0, via Wikimedia Commons