Henri Becquerel
Antoine Henri Becquerel was a French engineer, physicist, Nobel laureate, and the first person to discover radioactivity. For work in this field he, along with Marie Skłodowska-Curie and Pierre Curie, received the 1903 Nobel Prize in Physics. The SI unit for radioactivity, the becquerel (Bq), is named after him.
15 December 1852
Born on the same birth day (15 December): Adam Setliff • Arthur Dehon Little • Oscar Niemeyer • Sophia Young • Stan Kenton • Stefania LaVie Owen • Thomas Herrion
Born in the same month (December 1852): Albert A. Michelson • Daniel De Leon • Johannes François Snelleman