Julia Koch
 Julia Koch. Photo: David Koch Foundation, CC BY-SA 4.0, via Wikimedia Commons
| |
| Net worth | $81.2 billion (with family) Forbes 2026 list, March 24, 2026[1] |
|---|---|
| World rank | 24th (Forbes 2026)[1] |
| Source of wealth | Koch Industries (inherited) |
| Companies | Koch Industries (board member; family owns 42%); New York Giants (10% with her children) |
| Citizenship | United States |
| Born | April 12, 1962, Des Moines, Iowa, US |
| Education | University of Central Arkansas |
| Known for | One of the richest women in the world; David H. Koch Foundation |
| Net worth figures are estimates by the source named and change every day. | |
Julia Koch is an American philanthropist and one of the richest women in the world. She inherited her fortune from her husband, David Koch, who died in 2019.[2] On the Forbes 2026 billionaires list, a snapshot taken on March 24, 2026, she and her family were 24th in the world with an estimated $81.2 billion.[1]
Net worth
- 2020: Bloomberg listed her as the richest woman in the world.[2]
- March 2026: $81.2 billion with family, 24th on the Forbes list.[1]
When David Koch died in August 2019, she and their three children inherited 42% of Koch Industries.[2] She sits on the company's board.[2] In October 2025 the family bought 10% of the New York Giants football team, in a deal that valued the team at $10 billion.[2]
Life
She was born in Des Moines, Iowa, where her parents owned a furniture store.[2] After the University of Central Arkansas and work as a model, she moved to New York in 1984 and worked as an assistant to the fashion designer Adolfo.[2] She married David Koch, co-owner of Koch Industries with his brother Charles Koch.[2]
Giving
She is president of the David H. Koch Foundation, which says it had given more than $200 million to science, medical research, education and the arts by 2022, and runs the Julia Koch Family Foundation.[2] In 2024 she gave $75 million to NYU Langone to build a medical center in West Palm Beach, Florida.[2]
Sources
- ↑ 1.0 1.1 1.2 1.3 Forbes, "Julia Koch & family", 2026 World's Billionaires list (snapshot of March 24, 2026), read November 3, 2026. Net worth is a Forbes estimate.
- ↑ 2.00 2.01 2.02 2.03 2.04 2.05 2.06 2.07 2.08 2.09 Wikipedia, "Julia Koch", read November 3, 2026. Billionaire Wiki's text is written in its own words; facts are checked against this article and its sources.