K. Alex Müller
Karl Alexander Müller was a Swiss physicist and Nobel laureate. He received the Nobel Prize in Physics in 1987 with Georg Bednorz for their work in superconductivity in ceramic materials.
20 April 1927
Born on the same birth date (20 April 1927): Bud Cullen • Phil Hill
Born on the same birth day (20 April): Alexander Lebed • Clement Isong • Heinrich Göbel • Henry de Montherlant • Johnny Gavin (footballer) • Kai Siegbahn • Miran Bakhsh • Myriam Bru • Robert Byrne (chess player) • Tito Puente
Born in the same month (April 1927): Babatunde Olatunji • Billy Pierce • Bo Callaway • Corín Tellado • Dany Robin • Jack Douglas (actor) • Laurel Aitken • Leonid Shcherbakov • Norma Candal