11 January

Born on this day

1940 Tatsuo Matsumoto, Japanese climber, who ascended Cho Oyu in 2009, Everest in 2011, Manaslu RP in 2012, Kangchenjunga in 2014 and Lhotse in 2018. He also finished the Carstensz-version of the Seven Summits in 2011.
1950 Lewis Gomes, Australian climber, who ascended Cho Oyu in 2003.
1951 Hirotaka Endo, Japanese climber, who ascended Everest in 2006.
1954 Josef (Sepp) Stiller, German climber, who ascended Cho Oyu in 1995 and Gasherbrum II in 2004.
1955 David Robinson, Canadian climber, who ascended Cho Oyu in 1996.
1958 Pierino Giuliani, Swiss climber, who ascended Cho Oyu in 1989.
1964 Andrei Filimonov, Russian climber, who ascended Gasherbrum II in 2005.
1966 Ana Elisa Boscarioli-Teixeira, Brazilian lady climber, who ascended Cho Oyu in 2005 and Everest in 2006.
1969 Andrey Rublev, Russian climber, who ascended Manaslu RP in 2019.
1970 Han Xin, Chinese climber, who ascended Dhaulagiri I in 2010 and died on descent, aged 40.
1970 David Jon (Dave) Abramczyk, American climber, who ascended Makalu in 2013.
1970 Josef (Sepp) Rieser, Austrian climber, who ascended Broad Peak Foresummit in 2013.
1971 Juarez Gustavo Pascoal Soares, Brazilian climber, who ascended Everest in 2019.
1973 Sławomir Maksymilian Krok, Polish climber, who ascended Everest in 2008 and Manaslu M in 2023.
1974 Nazmi Hasanramaj, Kosovan climber, who ascended Everest in 2017.
1975 Lukasz Bartosz Stebelski, Polish climber, who ascended Cho Oyu in 2011.
1976 Thomas Ola Stromstedt, Swedish climber, who ascended Everest and Lhotse in 2013.
1979 Shriya Shah-Klorfine, Nepal-born Canadian lady climber, who ascended Everest in 2012, where she died on descent, aged 33.
1979 Yong Hou, Chinese climber, who ascended Manaslu M in 2024.
1979 Hristina Zhorova Yosifova, Bulgarian lady climber, who ascended Manaslu M in 2024 and Everest in 2025.
1980 Zděnek Hák, Czech climber, who ascended Gasherbrum I in 2017.
1982 James Ketchell, British climber, who ascended Everest in 2011.
1984 Kaman Singh, Indian climber, who ascended Everest in 2005 and Manaslu RP in 2011.
1984 Ma Yuz-Hao, Chinese climber, who ascended Cho Oyu in 2023 and Everest in 2024.
1985 Leif Roberts Whittaker, American climber, who ascended Everest twice (2010 and 2012).
1988 Pema Diki, Nepalese Sherpani, who ascended Everest in 2008.
1988 Aleksander (Olek) Ostrowski, Polish climber, who ascended Cho Oyu in 2014. He died in 2015 on Gasherbrum II, aged 27.
1991 Simon Ferrier-May, British climber, who ascended Manaslu RP in 2018 and Everest in 2021.

Event on this day

1986 First winter ascent of Kangchenjunga by Polish climbers Jerzy Kukuczka and Krzysztof Wielicki.

Gone on this day

1986 Andrzej Czok, Polish climber, who ascended Lhotse in 1979, Everest in 1980, Makalu in 1982 and Dhaulagiri I in 1985. He died on Kangchenjunga, aged 37.
2000 Marko Čar, Slovenian climber, who ascended Gasherbrum I in 1995 and descended by snowboard. He died in the Slovenian Alps, aged 30.
2008 Edmund Percival Hillary, climber from New Zealand, who made first ascents of several 6000ers and 7000ers, but is best known for the first ascent of Everest in 1953 with his Indo-Tibetan companion Tenzing Norgay. He also drove a farm tractor to the South Pole in 1958. In 1985 he also had a flight trip to the North Pole with Neil Armstrong. He died on this day, aged 88.