Guglielmo Marconi
Guglielmo Giovanni Maria Marconi, 1st Marquis of Marconi was an Italian inventor and electrical engineer, known for his creation of a practical radio wave–based wireless telegraph system. This led to Marconi's being credited as the inventor of radio, and he shared the 1909 Nobel Prize in Physics with Karl Ferdinand Braun "in recognition of their contributions to the development of wireless telegraphy".
25 April 1874
Born on the same birth date (25 April 1874): Ernest Webb
Born on the same birth day (25 April): Cathy Smith • Claudia Salman • Daniel MacPherson • Donnell Deeny • Felix Berezin • Finn Helgesen • Hank Azaria • Randy Cross • Ton Schulten • Tony Christopher, Baron Christopher • William Merz
Born in the same month (April 1874): Ernest Barnes • Frederick Carl Frieseke • George Harrison Shull • Johannes Stark • Karl Kraus (writer) • Prince Karl of Bavaria (1874–1927) • Stanisław Taczak