Katherine Weingartt: Where Is Ken Griffin Ex-Wife Now?
John Parsons
Published Mar 01, 2026
Katherine Weingartt is the former wife of Ken Griffin, an American billionaire.
Ken is the founder, chief executive, Co-Chief Investment Officer, and majority owner of the investment firm Citadel. Recently, he donated $2 million to an anti-retention effort for a democrat Justice Thomas Kilbride on the Illinois supreme court.
Katherine hit the media headlines after beginning her relationship with the entrepreneur back in the 90s.
| Name | Katherine Weingartt |
| Gender | Female |
| Nationality | American |
| Divorce | Ken Griffin |
Katherine is rarely interactive with the media; hence, we present you the top 10 facts on Katherine Weingartt.
10 Facts on Katherine Weingartt
- Katherine was also known as Katherine Griffin after her marriage with Ken Griffin. Hence, her maiden name is Weingartt.
- Katherine Weingartt is famously known as the ex-wife of Kenneth Cordele “Ken” Griffin. Her marriage to the billionaire is the sole reason for her popularity to this date.
- The former Griffin couple is reported as being high school sweethearts. Sadly, the marriage didn’t last long, and they divorced in 1996.
- How old is Katherine Weingartt? The exact birth details and current age of Katherine Weingartt are not on display. However, we can deduce that she is in her early 50s, like her ex-husband Ken Griffin.
- Katherine Weingartt, with her husband, Ken Griffin, is reported not to have any children from their marriage. Moreover, Katherine is step-mother to Ken’s 3 children from his second wife, Anne Dias.
- The insiders on Katherine Weingart’s net worth figures are not accessible as of 2021, but we hope to upload this section as soon as possible.
- Katherine Weingartt is not on Wikipedia as of 2021, while her ex-husband Ken’s Wikipedia is available, which mentions his former relation with Katherine.
- Many information on Katherine Weingartt’s bio and whereabouts are not available on the internet, suggesting she prioritizes her privacy.
- The former Griffin couple’s reason for divorce has not been publicized. Both parties are thus, very much confidential regarding their personal matter. Meanwhile, the second divorce of Ken with the investor, Anne-Dias Griffin, received a well amount of publicity back in 2015.
- Katherine Weingartt is not available on any social media platforms currently, which indicates she likes to keep her personal as well as professional life far away from the media and viewers.