Carmen Casco de Lara Castro (17 June 1918 – 8 May 1993) was a Paraguayan teacher, women's and human rights advocate and a politician. She established one of the first independent human rights organizations in Latin America and fought for both women's equality and an end to state-sponsored terrorism under the dictatorship of Alfredo Stroessner. She was influential in passing legislation for pay equity and maternity rights, as well as securing the repeal of laws curtailing basic human rights.