Planck was born in 1858 in Kiel, Holstein (now Schleswig-Holstein), to Johann Julius Wilhelm Planck and his second wife, Emma Patzig.- Max Planck (Wikipedia)
Max Karl Ernst Ludwig Planck ForMemRS (English: /ˈplæŋk/, German: [maks ˈplaŋk];23 April 1858 – 4 October 1947) was a German theoretical physicist whose discovery of energy quanta won him the Nobel Prize in Physics in 1918.