Cristina Kahlo

Cristina Kahlo y Calderón (1908–1964) was the sister of artist Frida Kahlo. Frida painted a portrait of Cristina, titled Portrait of Cristina, My Sister, and Diego Rivera, Frida's husband, also portrayed Cristina Kahlo in his work. Cristina, with whom Rivera had an affair, was painted by Rivera in the nude.