Gertruda Sekaninová-Čakrtová, born Stiassny was a Czech and Czechoslovak lawyer, politician and diplomat of Jewish origin, later also a dissident and signatory of the Charter 77. She is most renowned for being one of the four deputies of the National Assembly of the Czechoslovak Socialist Republic who voted against the agreement on the temporary stay of Soviet troops in Czechoslovakia in the fall of 1968, following the Warsaw Pact invasion of Czechoslovakia.