Siemon William Muller (May 9, 1900 – September 9, 1970) was an American paleontologist and geologist, known for his studies on Triassic paleontology and stratigraphy, and for his work on permafrost. Siemon Muller was born in Blagoveshchensk on May 9, 1900 (Muller's father Wilhelm had moved from Denmark to Russia to work on the trans-Siberian telegraph line and later became a teacher). Siemon attended the Russian Naval Academy until the Russian Revolution overtook the nation, when he moved to Shanghai to work with an American company. He sailed to the United States in 1921, and enrolled at the University of Oregon, where he studied geology. He graduated in 1927, and married Vera Vilamovsky the next year. Muller earned his master's degree from Stanford University in 1929, and his doctorate i