Ondrej Húserka (27 May 1990 – 31 October 2024) was a Slovak mountaineer.
In 2017, he made the first ascent of the 1000-metre-high west face of Alexander Block Peak in Kyrgyzstan.
[1] In 2019, he successfully climbed Cerro Torre.
[2] In October 2024, he and Marek Holeček made the first ascent of the east face of Langtang Lirung in Nepal.
[3] He died during the descent after falling into glacier's crevasse.