Roger L. Easton

Roger Lee Easton, Sr. was an American physicist and state representative who was the principal inventor and designer of the Global Positioning System, along with Ivan A. Getting and Bradford Parkinson.

30 April 1921

Born on the same birth day (30 April): Captain Tom Moore • Ferdinand von Hochstetter • Frank-Michael Marczewski • Kunal Nayyar • Léon Flameng • Mary Haviland Stilwell Kuesel • Mathurin Jacques Brisson • Meredith L. Patterson • Merrill Osmond • Philippe Panneton • Yui Hiwatashi • Zlatko Topčić

Born in the same month (April 1921): Christopher Hewett • Cleto Bellucci • Elizabeth Wilson • Georgy Beregovoy • Jan Novák (composer) • Jean Richard (actor) • Jean-Marie Balestre • Jim Hearn • Judy Agnew • Robert Dhéry • Sheb Wooley • Wolfgang Leonhard • Yitzhak Navon