Billionaire Profile
David Thomson
Global Rank
#411

Image: Public domain | via Wikimedia Commons

David Thomson

CEO, Thomson Reuters
CA
Real-Time Net Worth
$8.3B
As of December 2025
Age
68
Source
Media
Industry
media-entertainment
Citizenship
CA

Biography

David Thomson, 3rd Baron Thomson of Fleet, is a Canadian/British media magnate with a net worth of $8.3 billion, as of December 2025. His primary source of wealth is media, particularly through the Thomson family's controlling stake in Thomson Reuters. Born in Toronto in 1957, he inherited his father's title and became Chairman of Thomson Reuters after its merger with Reuters Group in 2008. Thomson's career has been largely within the family business, and he is also a prominent art collector.

Wealth Over Time

In-Depth Profile

Early Life and Education

David Kenneth Roy Thomson, 3rd Baron Thomson of Fleet, was born on June 12, 1957, in Toronto, Ontario, Canada. He is the eldest child of Kenneth Thomson, 2nd Baron Thomson of Fleet, and Marilyn Lavis. He has a sister, Taylor Thomson, and a brother, Peter Thomson. David attended Upper Canada College and The Hall School as a child. He received his Bachelor of Arts (subsequently upgraded to an MA (Cantab)) from Selwyn College, Cambridge, where he studied History.

Rise to Success

Thomson's business career began as a junior associate at McLeod Young Weir in Toronto. He later worked in various positions within companies controlled by the Thomson family, including managing The Bay store at Cloverdale Mall in Etobicoke and as President of Zellers. He served as the Chairman of Simpsons (department store) under the Hudson's Bay Company. Upon the death of his father in 2006, Thomson became the chairman of Thomson Corporation and inherited his father's British title, Baron Thomson of Fleet. After the acquisition of Reuters in 2008, Thomson became the chairman of the merged entity, Thomson Reuters.

Key Business Strategies

Thomson's wealth is primarily derived from the Thomson family's controlling stake in Thomson Reuters, a global information services company. He also founded Osmington Incorporated, a real estate firm that acquires and manages commercial real estate assets.

Philanthropy

David Thomson is a patron of the Art Gallery of Ontario. He is also known for his art collection, which includes works by Rembrandt, J. M. W. Turner, and John Constable.

Career Milestones

2006

Chairman of Thomson Corporation

Became Chairman after his father's passing.

2008

Chairman of Thomson Reuters

Became Chairman after the acquisition of Reuters.

Philanthropy & Social Impact

Arts

Art Gallery of Ontario Patron

Undisclosed

Patron of the Art Gallery of Ontario

Business Philosophy & Leadership

Notable Quotes

""When you try to live a more balanced life, traditional businessmen think that you are not a real man.""

""But who is not the real man? You are telling me? You have not taken a weekend with your wife, you have no spare time that you use constructively, you do not have any hobbies, you do not know how to spell Mozart. And here you are telling me that I am weak?""

Controversies & Challenges

2017

Estrangement from Daughter

Estranged from his eldest daughter, Thyra, for five years due to mismanagement of family trusts. The case was settled out of court.