John Muir
John Muir, also known as "John of the Mountains" and "Father of the National Parks", was a Scottish-born American naturalist, author, environmental philosopher, botanist, zoologist, glaciologist, and early advocate for the preservation of wilderness in the United States.
21 April 1838
Born on the same birth day (21 April): Anthony Quinn • Elizabeth II • Geoffrey Palmer (politician) • Herbert Wetterauer • James Morrison (actor) • Jarrett Allen • John Swinton of Kimmerghame • Louis de Noailles, 4th Duke of Noailles • Ludwig Augustinsson • Pierre-Alexandre-Laurent Forfait • Pieter Gerritsz van Roestraten • Rob Riggle • Slide Hampton
Born in the same month (April 1838): Léon Gambetta • Paul-Émile Lecoq de Boisbaudran • Tobias Asser