WJohann Wilhelm Fortunat Coaz was a Swiss forester, topographer and mountaineer from Graubünden. In 1850 he made the first ascent of Piz Bernina, the highest mountain in the Eastern Alps. He also gave Piz Bernina its name, after the eponymous pass.
WColonel Joseph Frederick Wallet Des Barres was a cartographer who served in the Seven Years' War, as the aide-de-camp to General James Wolfe. He later went on to serve as the Lieutenant-Governor of Cape Breton and later as Lieutenant-Governor of Prince Edward Island.
WGuillaume Henri Dufour was a Swiss army-officer, bridge-engineer and topographer. He served under Napoleon I and held the Swiss office of General four times in his career, firstly in 1847 when he led the Swiss Confederation forces to victory against the Sonderbund. In 1864 Dufour presided over the First Geneva Convention which established the International Red Cross. He was founder and president of the Swiss Federal Office of Topography.
WEduard Imhof was a professor of cartography at the Swiss Federal Institute of Technology, Zürich, from 1925 to 1965. His fame, which extends far beyond the Institute of Technology, stems from his relief shading work on school maps and atlases. Between 1922 and 1973 Imhof worked on many school maps. He drew and shaded maps of Switzerland as well her various cantons and the Austrian province of Vorarlberg.
WAuguste Jaccard was a Swiss geologist and paleontologist. His scientific research, for the most part, was associated with the Jura Mountains.
WRudolf Leuzinger was a Swiss cartographer. He is known as one of the most prolific cartographers in Switzerland and one of the best interpreters of mountain landscapes and geologic forms. Leuzinger was also the first to produce terrain maps in color lithography. His more than 300 maps are a rare combination of accuracy, scientific thoroughness and artistry and earned him several national and international honors.
WMatthäus Merian der Ältere was a Swiss-born engraver who worked in Frankfurt for most of his career, where he also ran a publishing house. He was a member of the patrician Basel Merian family.
WJacques-Barthélemy Micheli du Crest was a military engineer, physicist and cartographer, born in Geneva and so a citizen of the then Republic of Geneva, now in Switzerland. Born into the aristocracy, he eventually fled to France as an enemy of Geneva and eventually spent his later years in Aarburg Castle as a political prisoner. During his time there, he mapped the Alps accurately using rudimentary tools. One of his other major accomplishments whilst in exile was to create a thermometer and a temperature scale, which was commonly used in Switzerland and around Europe until it became obsolete in the 19th century.
WGottfried Ludwig Theobald was a German-Swiss geologist and cartographer.