Rua Isobel Gardner (13 March 1901 - 25 May 1972) was a New Zealand teacher and principal. She was born in Devonport, Auckland, New Zealand, on 13 March 1901.
In 1953, Gardner was awarded the Queen Elizabeth II Coronation Medal.[1] In the 1968 New Year Honours, she was appointed an Officer of the Order of the British Empire, for services to education.