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Explore the full biography of Bill Gates — from co-founding Microsoft and revolutionizing personal computing to becoming one of the world’s leading philanthropists. Discover Bill Gates’ early life, career, achievements, and net worth in 2025.
Who is Bill Gates?
Bill Gates, born William Henry Gates III on October 28, 1955, is an American business magnate, software developer, investor, and philanthropist. Best known as the co-founder of Microsoft, he helped lead the tech revolution that brought personal computers into millions of homes and offices around the world.
This Bill Gates biography highlights his journey from a tech prodigy to one of the world’s richest and most influential people.
Bill Gates Early Life and Education
Bill Gates was born and raised in Seattle, Washington, to a well-educated and supportive family. His mother, Mary Gates, served on corporate boards, and his father, William H. Gates Sr., was a prominent lawyer.
Quick Facts:
- Displayed early interest in computers and programming
- Created his first software program at age 13
- Scored 1590 out of 1600 on the SAT
- Attended Harvard University but dropped out to pursue Microsoft
The Birth of Microsoft
In 1975, Gates co-founded Microsoft with his childhood friend Paul Allen. They started the company to develop software for the Altair 8800, an early microcomputer.
Microsoft Milestones:
- Launched MS-DOS and later Windows, the most widely used operating system
- Pioneered software licensing deals
- Introduced Microsoft Office suite
- Made personal computing accessible to the masses
Gates served as CEO of Microsoft until 2000 and remained active as Chairman and Chief Software Architect until 2006.
Bill Gates’ Wealth and Net Worth 2025
As of 2025, Bill Gates’ net worth is estimated at $115–125 billion, making him one of the richest people in the world.
Sources of Wealth:
- Microsoft shares and dividends
- Investment firm Cascade Investment
- Real estate, farmland, and other holdings
Gates has consistently ranked in the Forbes Billionaires List since the 1990s.
Bill Gates’ Philanthropic Work
In 2000, Gates stepped down from his full-time role at Microsoft to focus on the Bill & Melinda Gates Foundation, one of the largest private foundations in the world.
Philanthropic Achievements:
- Donated over $55 billion to health, education, and development
- Focused on eradicating polio and malaria
- Supported COVID-19 vaccine development
- Funded clean energy innovation and climate change research
Bill Gates philanthropy has reshaped global health and education initiatives.
Personal Life of Bill Gates
Bill Gates married Melinda French in 1994, and they have three children. The couple announced their divorce in 2021 but continue to co-manage their foundation.
Additional Facts:
- Enjoys reading and bridge
- Known for his punctual routines and private personality
- Focuses on tech, sustainability, and global health solutions
Books by Bill Gates
Bill Gates is also a successful author and thought leader.
Notable Books:
- The Road Ahead (1995)
- Business @ the Speed of Thought (1999)
- How to Avoid a Climate Disaster (2021)
His writing provides insight into future technologies, innovation, and global challenges.
Legacy and Impact
Bill Gates revolutionized how the world uses computers and then used his fortune to fight disease, poverty, and inequality. His legacy is one of innovation, vision, and global responsibility.
Frequently Asked Questions (FAQs)
Q: Who is Bill Gates?
A: Bill Gates is the co-founder of Microsoft, a billionaire entrepreneur, and a global philanthropist.
Q: What is Bill Gates’ net worth in 2025?
A: His estimated net worth is between $115–125 billion.
Q: What did Bill Gates invent?
A: While he didn’t invent computers, he co-developed MS-DOS and helped create Microsoft Windows, changing the landscape of personal computing.
Q: Is Bill Gates still involved with Microsoft?
A: No, Bill Gates stepped down from the Microsoft board in 2020 to focus on philanthropy.
Q: What causes does Bill Gates support?
A: He supports global health, education, climate change, and poverty eradication through his foundation.
