Dr. John Peter "“Johnny” “Grandpa Johnny”" LeGeros

John Peter "Johnny" "Grandpa Johnny" LeGeros passed away on February 27, 2024, in Queens, NY, at the age of 95. He was born on April 13, 1928, in Brookings, South Dakota. John was a beloved father, grandfather, great-grandfather, and a cherished member of his community.

John, known for his kind and funny personality, was described as "chipper," jolly, and generous. He had a knack for being forgiving, silly, and thoughtful. His family fondly remembers him as a loving and old-fashioned individual who was always eager to help others. John's intelligence and creativity shone through his scientific and ingenious mind.

In his military career with the US Army in the 1940s-1960s, John served with honor and dedication. Following his military service, he pursued a successful career path. John was a professor at NYU and Cooper Union, a physicist for DuPont, and held roles at the United Nations Development Programme and United Nations Management and Review.

John's educational journey took him through primary school in Brookings, high school at Chattucks St. Mary's, and higher education at prestigious institutions like Northwestern, M.I.T., New York University, and the University of British Columbia-Vancouver.

A man of faith, John worshipped at Marble Collegiate Church and Trinity Reformed Church. He found solace and community in his religious practices.

In his leisure time, John indulged in his hobbies as an inventor, amateur magician, and hobbyist mechanic. He enjoyed playing tennis, trumpeting, singing in the car, and playing pranks on his loved ones.

John will be deeply missed by his children: Peter, Geo, Mary, Mark, Bernardo, David, Alessandra ("Sasha"), and Katherine ("Kara"), his grandchildren, great-grandchildren, and all who knew him. He is preceded in death by his wife Racquel Zapanta LeGeros and his parents Peter and Katherine LeGeros.

A private family memorial will be planned for a future date to honor John's life. Contributions in his memory can be made to the American Cancer Society, Shriners Hospitals, ASPCA, UNICEF, or Doctors Without Borders.

The Gannon Funeral Home in New York, New York, is assisting the family with the funeral arrangements.