- 1923 Born in Copenhagen, Denmark
- 1943 Educated as a cabinetmaker
- 1945 Awarded Second Prize in Cabinetmaker’s Guild Exhibition together with her husband
- 1946 Graduates from Industrial Arts and Crafts College, Copenhagen
- 1946 Establishes own design studio together with Jørgen Ditzel
- 1947 Wins prizes in 8 different competitions (glass, textiles, furniture & ceramics)
- 1950 Nanna & Jørgen Ditzel began to work with wicker in cooperation with the renowned wicker worker R. Wengler in Copenhagen
- 1951 Designs the Rana Chair and the Madame Chair
- 1959 Designs the Hanging Egg Chair
- 1961 Nanna Ditzels husband, Jørgen, dies
- 1961 Designs the Chill Chair
- 1964 Designs the furnishing fabric, Hallingdal
- 1968 Moves to london
- 1969 Deisgns the Nanna Rocking Chair
- 1970 Establishes her own studio in London
- 1986 Returns to denmark and opens a combined design studio and furniture workshop in Copenhagen
- 1995 Elected Knight of the Order of Dannebrog
- 2000 Awarded the Danish Design Prize
- 2005 The death of Nanna Ditzel in Copenhagen
