- Visit: Alexander von Humboldt, 1802
- Visit: M. Boussingault, 1831
- Visit: Wilhelm Reiss, 1872
- Highest Summit (5750m): Edward Whymper and the Carrel brothers, 1880
- Highest Summit: Nicolás Martinez, 1904
- South Summit (5706m): Rómulo Pazmiño, Leonardo Droira and Eddie Bernbaum, 1964
- Northeast Summit (5708m): Santiago Rivadeneira, Leonardo Meneses and Hugo Torres, 1972
- East Summit (5714m): Miguel Andrade and Hugo Torres, 1974
- Visit: Alexander von Humboldt, 1802
- Highest Summit: Edward Whymper and the Carrel brothers, 1880
- Northeast Summit: Luis Camacho, Jacinto Carrasco and Patricio Ramón, 1976
- Attempt to the summit: Alexander von Humboldt, 1803
- Simón Bolívar visit: My Delirium on the Chimborazo, 1822
- Attempt: M. Boussingault, 1831
- Veintimilla and Whymper summits (first conquerors): Edward Whymper and the Carrel brothers, 1880
- Veintimilla and Whymper (first national): Nicolás Martinez, Paul Suzor and Dr. Pierre Reimburg, 1911
- North and Whymper Summits (north face): J. Richard Hechtel, George Barnes, Herbert Hultgren, William Ross, Margaret Young, 1968
- Chimborazo Integral (the 4 summits): Carlos Cevallos, Jorge Castillo, Maximiliano Yépez and Rómulo Pazmiño, 1983
- Chimborazo Integral, Arista del Sol route: Iván Vallejo and Oswaldo Morales, 1989
- Wilhelm Reiss and Stübel, 1870
- Edward Whymper and the Carrel Brothers, 1880
- Visit: Alexander von Humboldt, 1802
- Summit, south face: Wilhelm Reiss and Ángel Escobar, 1872
- Summit, north face: Edward Whymper and the Carrel brothers, 1880
- First national: Nicolás Martinez and Fernando Villacrés, 1906
- First descent to the crater: Polish - Czechoslovak Expedition, 1972
- First Yanasacha climb: Edisón Salgado, Jorge Peñafiel, Eduardo Agama and Danilo Mayorga, 1989
- North-Eastern route: Gabriel Llano, Gaspar Navarrete and Jurg Arnet, 1998
- Toribio de Ortiguera, 1582
- Alexander von Humboldt, 1802
- Wilhelm Reiss and Stübel, 1870
- Edward Whymper and the Carrel Brothers, 1880
- Theodor Wolf, 1883
- Visit: Alexander von Humboldt, 1802
- Visit: Wilhelm Reiss, 1872
- First attempt: Edward Whymper and the Carrel brothers, 1880
- South Summit: The Carrel brothers, 1880
- North Summit: Nicolas Martinez, Franz Hiti (austrian) and Alejandro Villavicencio, 1912
- Northeast Ridge: Celso Zuquillo, 1965
- Southeast Ridge: Marco Cruz and Joseph Bergé, 1973
- Southwestern Spur: Luis Naranjo, James Desrosiers, Marcos Serrano and Hernan Reinoso, 1981
- Highest Summit: Edward Whymper and the Carrel Brothers, 1880
- Eichler Peak (Oriental): Arturo Eichler and H. López, 1952
- Hoeneisen Peak (South): Miguel Andrade and Hugo Torres, 1974
- Visit: Wilhelm Reiss and Stübel, 1873
- Highest Summit: Nicolás Martinez, Elisabet B. de Robalino, Luis Robalino Dávila, 1911