Diana Rowntree (14 May 1915 – 22 August 2008) was a British architect and architectural writer.
After graduating from Somerville College, Oxford and the Architectural Association School of Architecture in 1939, she joined Jane Drew's architecture practice, that at the time worked on a War Office scheme for faux factories designed to divert enemy bombers.
[2] In 1964 she wrote Diana's Interior Design: A Penguin Handbook, called a pioneering work with an emphasis on minimalist rationality by The Guardian post mortem.
[1] By the mid-1960s she had resumed her own architectural practice in addition to her writing.
Her husband was painter Kenneth Rowntree, whom she married 1939.