John Hennessey Net Worth Biography, Income, Career, Cars

Net Worth:$17.9 Million
Real Name: John Leroy Hennessey
Age:69 years old
Date of Birth:September 22, 1952
Career:Entrepreneur, Racer, Tuner
Height:5ft5″ (1.67m)
Marital Status:Married

John Hennessey Net Worth

Currently, John Hennessey’s net worth is about $17.9 million. He holds over 33 units of Alphabet Inc stock worth over $874.336 and has sold GOOG shares worth over $16,394,974 over the previous 18 years.

He also earns $604,711 as Alphabet Inc.’s Independent Chairman of the Board.

John Hennessey’s Early Life

Hennessey was born and raised in Columbia, South Carolina, and spent his whole youth there. His father was an aerospace engineer and his mum, was a teacher.

He finished from Villаnоvа University with a degree in electrical engineering. Later, he graduated from Stony Brook University with a Маѕtеr’ѕ degree and Ph.D. in соmрutеr science.

He spent most of his early life in Columbia before relocating to Texas and launching his company.


Hennessey’s fervent interesting automobiles began when he was a young adult. He made a lot of money in the construction company and used it to buy a Mitsubishi vehicle, With which he started racing immediately.

However, he realized that racing would not provide him with enough money, so he began changing and tuning automobiles, as well as offering the same services to consumers.

The brand of vehicles he raced ranged from McLaren, Porsche, Lotus, Jeep, Ford, Ferrari, etc. In 2008, John Hennessey established a private institute for training technicians in vehicle tuning.

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Personal Life

On October 12, 1991, John Hennessey married his heartthrob; Hope and he has five children with her.

Source of Income

John Hennessey’s income flows in through these three companies; Hennessey Performance Engineering, Hennessey Special Vehicles, Lonestar Motorsports Park, and his training institute, the Tuner School.

He has built his companies into one of the most successful endeavors in the automobile sector throughout the years.


  • Computer History Museum Fellow (2007)
  • Turing Award (2017)
  • IEE Medal of Honour (2012)
  • BBVA Foundation Frontiers of Knowledge of Knowledge Award (2020)

Frequently Asked Questions

When was John Hennessey born?

He was born on September 22, 1952.

How much is John Hennessey worth?

At the time of writing this article, he is worth $17.9 million.

Is he married?

Yes. John Hennessey is married.


This article lets you in about all there is to know about John Hennessey’s net worth. His career, marriage, and source of income were all captured.



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