The descendants of frida, including mara romeo kahlo, her daughter mara de anda kahlo, and frida hentschel romeo, another of frida's great-grand-nieces, are currently transforming the house into a รขโ‚ฌยฆ Kahloรขโ‚ฌโ„ขs mother, matilde calderรณn, bought the house that the museum occupies in 1930, after kahlo and rivera moved into the caza azul three blocks away in the colonial neighborhood of