James Simons

Jim Simons, with a complete name as James Harris Simons, is an American Mathematician by profession. Along with being a mathematician, he is also a philanthropist with a hedge fund manager. He is one of the billionaires of the U.S. and is most successful as an investor. Jim Simons is the founder and owner of the hedge fund Renaissance Technologies in New York. He has also implemented his talent and knowledge in contributing to many mathematical pattern theories.

Well, how well do you know about James Simons? If not much, we have compiled all you need to know about James Simons’s net worth in 2021, his age, height, weight, wife, kids, biography and complete details about his life. Well, if you’re all set, here is what we know about James Simons to date.

Biography and Early Life

Jim Simons was born on 25 April 1938 in Newton, Massachusetts in the United States. He was raised by a Jewish family in Brookline, Massachusetts. His father was Matthew Simons who was the owner of a shoe industry and his mother, Marcia Simons. During the teenage of his life, he used to work for a garden supply store and his work was in the basement stockroom. However, he was later demoted to the position of a floor sweeper due to his inefficiency of work.

Age, Height, Weight & Body Measurement

So, how old is James Simons in 2021 and what is his height and weight? Well, James Simons’s age is 83 years old as of today’s date 2nd August 2021 having been born on 25 April 1938. Though, he is 5′ 10″ in feet and inches and 178 cm in Centimetres tall, he weighs about 171.96 lbs in Pound and 78kg in Kilograms.


There is no detail about Jim Simons’s early school life. But for higher studies, he got a place at the Massachusetts Institute of Technology. There he completed his graduation in 1958 and earned a bachelor’s degree in mathematics. Further, he went to the University of California in Berkeley to complete his Ph.D. in mathematics. He finally got his Ph.D. in 1961. He was a very bright and talented student in mathematics.

Personal Life: Dating, Girlfriends, Wife, Kids

Jim Simons had his first marriage in 1959 with Barbara Bluestein, who is a computer scientist. However, their marriage ended after 15 years in 1974. After that, he had his second wed with Marilyn Hawrys. They are sharing a happy married life since then. There are five children of Jim Simons. But unfortunately, he has lost two of his sons due to some accidents. Jim Simons likes to keep his personal life private and never have many discussions on the same.

Is Jim Simons Gay?

No, Jim Simons is not gay. He was married twice in his life and also had five children of his own. He says that he is definitely not gay.

Professional Career

Before getting started with his investment career, Jim Simons was a mathematics professor at Stony Brook University. There he has contributed to research for many mathematical concepts and theories. He had played one of the significant roles during the Vietnam War as a code-breaker.

After that, he took a turn towards the investment world and grew as one of the most successful and clever investors. He founded Renaissance Technologies in 1982 that worked with mathematical theories and algorithms as a quantitative investment fund. His fund had a long-term profit record in the market. He finally had his retirement from the firm in 2010 but had always been a support and help for the company.

Having a glance at the philanthropist background of Jim Simons, sources have to say that he has donated more than $2 billion for various causes.


Jim Simons has earned many reputed honors and titles with his talent and work. Some of his earned titles include “the most successful investor” “World’s smartest billionaire” in 2006. His name was also mentioned in the list of 50 Most Influential Men of 2011. Apart from that, Trinity College of Dublin awarded him the precious doctorate title in 2018.

Net Worth, Salary & Earnings of Jim Simons in 2021

As of 2021, The current estimated net worth of Jim Simons is around $25 billion. He is considered to be the 24th richest person in the United States. Being the most successful investor, he is also the owner of a hedge fund. He has also earned being a mathematician and philanthropist. These all efforts and talents of his have resulted in him such a significant value of net worth.

Some Interesting Facts You Need To Know

  • During his teenage, Jim Simons was laughed at and made fun of when he said about his desire to join MIT. It was the garden shop owner he worked at.
  • He is one of the richest Mathematicians of the world right now and the 23rdrichest person of the United States.
  • In 1978, he started working at Renaissance Technologies in the department of hedge fund Monemetrics.

Jim Simons is an inspirational name for everyone. Starting from being regarded as the most successful investor to the most educated person in the U.S., he has always set a mark for all. Jim Simons perfectly implemented his knowledge and skills to build such a vast empire and name.


Facts of James Harris Simons

  • Gender Male
  • full nameJames Harris Simons
  • birthplaceNewton, Massachusetts, United States
  • Date of Birth April 25, 1938
  • Age 85 years 7 months
  • Horoscope Taurus
  • Lucky Number 5
  • Lucky Stone Emerald
  • Lucky Color Green
  • Best Match for Marriage Virgo, Cancer, Capricorn
  • nationalityAmerican
  • religionJewish
  • net worth$25 Billion
  • professionMathematician, Hedge fund manager, Philanthropist
  • weightIn Kilograms – 78 Kg, In Pounds – 171.96 lbs
  • heightIn Centimetres – 178 cm, In Feet and Inches – 5′ 10″
  • hair colorGrey
  • eye colorBrown
  • high schoolN/A

Written by Joel S. Elkins

Catherine Hickland

Bruce Makowsky