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): Ashley Alexandra Dupré • Charles Sanderson, Baron Sanderson of Bowden • Chris Carr (American football) • Cyriel Verschaeve • David Kitchin, Lord Kitchin • Jonny Brownlee • Jorden van Foreest • Juliana of the Netherlands • Marc-André ter Stegen • Sander Baart • Sergey Nikolsky

Born in the same month (April 1921): Angelo DiGeorge • Antonino Rocca • Elizabeth Wilson • Franco Corelli • Herman van Raalte • Jake Warren • Jean-Marie Balestre • Judy Agnew • Karel Appel • Katarína Kolníková • Leon Henkin • Robert Cliche • Roberto Tucci • Warren Spahn • Wilbur Thompson • Yitzhak Navon