Klára Kolouchová, born Klára Poláčková (* 6 September 1978) is a Czech mountaineer who became the first Czech woman to summit three highest mountains on the Erath - Mount Everest, K2 and Kanchenjunga, and a total of five 8.000m peaks.
After returning to the Czech Republic, she joined the consulting firm McKinsey & Company.
Apart from mountaineering, her favourite sport is tennis and she won the LTA tournament at the Queens Club in London.
On 9 March 2006, Klára Poláčková reached the summit of Cho Oyu, climbing with her guide and friend Tashi Tenzing.
Klára Poláčková summited Mount Everest on 15 May 2007, at 8.16 Nepal Standard Time, climbing with Tashi Tenzing.