Sir Harry Percy Brown (28 December 1878 – 5 June 1967) was a senior Australia public servant. He was Director-General of the Postmaster-General's Department from 1923 until 1939.
Harry Brown was born in South Hylton, County Durham, England on 28 December 1878 to Sarah Emma and George Brown.
He was appointed Director-General of Posts and Telegraphs, heading the Postmaster-General's Department, in December 1923. His salary on appointment was significantly more than that of any other person in the Commonwealth Public Service.
On 5 June 1967, Brown died in Sydney.
Brown was appointed a Member of the Order of the British Empire in 1918, a Companion of the Order of St Michael and St George in 1934, and was knighted in 1938.