American inventor, investor and philanthropist
Paul Gardner Allen was an American business magnate, investor, software engineer, humanitarian, and philanthropist. Alongside Bill Gates, Allen co-founded Microsoft in 1975, which helped spark the microcomputer revolution and later became the world's largest PC software company. In March 2018, he was estimated to be the 44th-wealthiest person in the world, with an estimated net worth of $21.7 billion, revised at the time of his death to $20.3 billion.
Read more on
There are 33 more famous people who are born on the same day as Paul Allen. We're showing the top 4 most popular below but you can see the rest here.
See more birthdays on 21st January