Sculptor, born in Pilsen, Czechoslovakia. Studied at secondary school there for four years, from 1945–9 attending the sculpture school of the Academy of Creative Arts, teachers including Karel Pokorny´. In the years 1945–6–9 she achieved an honorary mention and her final state diploma work was a portrait. Sedlecká has work in Prague’s National Gallery and she was also engaged for the Monument for the Victims of Fascism in Moravia at Velke Meziřici. With two other sculptors (one, Ludwig Kodym, became her first husband) she worked on several prestigious projects, including reliefs for the walls of Lenin Museum, Prague, which won the Museum competition. Sedlecká moved to England in 1966. Her second husband, a paediatrician, decided to return after the Prague Spring uprising of 1968, but she stayed; in 1997 the sculptor Franta Belsky became her third husband.