27 August

Born on this day

1942 Innocenzo Menabreaz, Italian climber, who ascended Kangchenjunga in 1982.
1945 Aiko Hiroki, Japanese lady climber, who ascended Cho Oyu in 2006.
1951 Richard Paul (Dick) Morse, American climber, who ascended Cho Oyu in 2007, Everest in 2008 and Lhotse in 2012.
1953 Robert Schauer, Austrian climber, who ascended Gasherbrum I in 1975, Nanga Parbat in 1976, Everest three times (1978, 1996 and 2004), Makalu in 1981, Broad Peak in 1984 and Gasherbrum IV NE-Peak (7912 m) in 1985.
1957 Sergio Valentini, Italian climber, who ascended Cho Oyu in 1996 and Everest in 2007.
1957 Evaristo Modolo, Italian climber, who ascended Cho Oyu in 2007.
1957 Ernst Sengthaler, Austrian climber, who ascended Cho Oyu in 2000.
1958 Victor Arnal, Spanish Aragonese climber, who ascended Gasherbrum I in 1983.
1959 Louis Deuber, Swiss climber, who ascended Broad Peak in 1984.
1959 Leonard JR Forkas, American climber, who ascended Everest in 2025.
1962 Edmund Guy Cotter, climber and expedition leader from New Zealand, who ascended Everest five times (1992, 1997, 2006, 2007 and 2018), Gasherbrum II and Cho Oyu in 1997, Makalu in 2001, Manaslu M in 2012, Lhotse twice (2013 and 2018) and Dhaulagiri I in 2017. He also finished the Kosciuszko-version of the Seven Summits in spring 2005 and the Carstensz-version in autumn of the same year.
1963 Primož Štular, Slovenian climber, who ascended Cho Oyu in 1999.
1966 Luc Lèger, French climber, who ascended Manaslu in 2011.
1966 Wang Fuan, Chinese climber, who ascended Everest in 2019.
1969 Qiu Xiao-Bin, Chinese climber, who ascended Lhotse in 2013 and Everest in 2018.
1970 Karl Unterkircher, Italian (South Tyrolean) climber, who ascended Everest and K2 within 63 days in 2004, both without bottled oxygen, which is a world record. In 2007 he ascended Gasherbrum II by a new route from the North. In an attempt to climb a new route on the Rakhiot Face of Nanga Parbat in 2008, he died in a crevasse, aged 37.
1970 Claude-André Nadon, Canadian climber, who ascended Cho Oyu in 1998.
1972 Thierry Auberson, Swiss climber, who ascended Cho Oyu in 2005.
1973 Ryan Powers Waters, American climber, who ascended Everest nine times (2004, 2008, 2017, 2018, 2019, 2021, 2023, 2025 and 2026), Cho Oyu twice (2004 and 2006), Broad Peak in 2006, Lhotse twice (2011 and 2012) and Manaslu RP three times (2011, 2012 and 2014).
1977 Richard Thomas (Richie) Maybank, British climber, who ascended Cho Oyu in 2011, Everest in 2012, Manaslu RP in 2014 and Lhotse in 2017.
1979 Fernando Nicolas (Fer) Grajales, Argentinean climber, who ascended Everest in 2012.
1979 Christian Müller Zou, German climber, who ascended Everest in 2016.
1981 Lauri Ehrenpreis, Estonian climber, who ascended Gasherbrum II in 2022.
1986 Rowena Hannah Lewthwaite, British lady climber, who ascended Everest in 2019.
1987 Sonam Tshering IV, Nepalese Sherpa climber, who ascended Everest in 2011.
1987 Sonam Jangbu II, Nepalese Sherpa climber, who ascended Everest four times (2017, 2019, 2023 and 2026), Manaslu RP in 2018 and Manaslu M in 2024.
1989 Chhiring Sonam Lama, Nepalese climber, who ascended Manaslu in 2011, Lhotse in 2013, Gasherbrum II in 2014, Everest six times (2017, 2018, 2019, 2023, 2025 and 2026) and Lhotse in 2021.
1990 Georgi Emilov Kolevichin, Bulgarian climber, who ascended Manaslu M in 2025 and Makalu and Everest in 2026.
1993 Zhang Jing, Chinese climber, who ascended Manaslu M in 2024 and Everest and Lhotse in 2025.
1994 Mingma Dorje VIII, Nepalese Sherpa climber, who ascended Everest in 2019.
2003 Aayush Bhote, Nepalese climber, who ascended Manaslu M in 2025.

First ascents on this day

1961 Shigri Parvat (6526 m) by a British party.
1962 Kohe Nadir Shah (6814 m) by a Polish party.

Gone on this day

1995 Thirteen members of an Indian Border Security Force expedition died in an avalanche on Saser Kangri I (7672 m).
2006 Juan José Llopis, Spanish Riojan climber, who ascended Everest in 2004 and Shisha Pangma Central-Peak in 2005. He died by an unknown infection, aged 46.