Diane Armstrong (born 1939) is an Australian novelist, biographer and freelance journalist and travel writer.
Armstrong was born Danuta Julia Boguslawski in 1939 in Kraków, Poland, the family moving to Lwów soon after the Nazi invasion.
She came to Australia on the SS Derna with her parents in November 1948, clearing customs in Melbourne, before disembarking in Brisbane.
Six months later the family moving to Sydney.
Her father was a dentist who had to re-qualify before he could practice in Australia.