Andy Weir is an American science fiction novelist widely recognized for his scientifically accurate and engaging storytelling. He gained international fame with his debut novel The Martian. Born on June 16, 1972, in Davis, California, USA, he is 54 years old as of 2026. He stands approximately 6 ft (183 cm) tall and weighs around 80 kg, with an estimated net worth of 8 to 12 million US dollars. Known for combining real science, humor, and survival themes, his work has made hard science fiction accessible to mainstream audiences.
Andy Weir Quick Bio
- Full Name: Andrew Taylor Weir
- Also Known As: Andy Weir
- Date of Birth: June 16, 1972
- Age: 54 years (as of 2026)
- Birthplace: Davis, California, USA
- Nationality: American
- Profession: Author, Novelist, Former Software Engineer
- Years Active: 2011 to present
- Height: 6 ft (183 cm)
- Weight: Approximately 80 kg
- Genre: Hard Science Fiction
- Famous For: The Martian
Andy Weir Early Life, Family & Background
Andy Weir was born and raised in Davis, California, in a scientifically inclined family. His father worked as a physicist, which deeply influenced his interest in science, space, and problem-solving from an early age.
He showed strong skills in programming early in life and began working as a software engineer while still a teenager, long before becoming a full-time author.
Andy Weir Parents
Father: John Weir – physicist (worked at Lawrence Livermore National
Laboratory)Mother: Not publicly disclosed (known to be an electrical engineer)
Andy Weir Education
He attended the University of California, San Diego, where he studied computer science but did not complete his degree and instead pursued a career in software engineering.
Andy Weir Career
Before becoming a full-time author, Andy Weir worked as a software engineer for companies such as AOL and Palm.
During this time, he also wrote short stories and web content, gradually building an online audience.
His breakthrough came in 2011 with The Martian, which he initially published chapter-by-chapter on his website. Due to reader demand, he later self-published it as an eBook, where it became a global bestseller.
The novel was adapted into a successful Hollywood film directed by Ridley Scott and starring Matt Damon.
He followed this success with Artemis (2017) and Project Hail Mary (2021), further cementing his reputation in modern science fiction.
Andy Weir Career Highlights
- Author of the global bestseller The Martian
- Transitioned from self-publishing to mainstream success
- Film adaptation of his work became a major hit
- Known for realistic science-based storytelling
Andy Weir Full Physical Measurements
- Height: 6 ft (183 cm)
- Weight: Approximately 80 kg
- Body Type: Average
- Hair Color: Brown
- Eye Color: Blue
Andy Weir Wife, Kids & Relationship Status
Andy Weir married to Ashley Weir.
Andy Weir Salary, Income & Net Worth
Income Sources: Book sales, film rights, publishing deals, speaking engagements
Estimated Net Worth (2026): 8 to 12 million US dollars
Andy Weir Social Media Handles
- Website: www.andyweirauthor.com
- X (Twitter): Active presence
- Instagram: No widely verified public account
Andy Weir Honors & Achievements
- John W. Campbell Award for Best New Writer
- New York Times Bestselling Author
- Multiple science fiction award nominations
Andy Weir Trivia
- Started publishing The Martian for free online
- Worked as a programmer before becoming an author
- Known for using real science in fiction
Andy Weir FAQs
Who is Andy Weir?
He is an American science fiction author known for The Martian.
What is Andy Weir famous for?
He is famous for writing The Martian.
Is Andy Weir a scientist?
No, he is a software engineer by background.
Where is Andy Weir from?
He was born in Davis, California, USA.
