Donald Hugh Sinnott is an Australian engineer and academic notable in the area of radar.
He played a major role in development of Australia's Jindalee over-the-horizon radar system.
[1] As a researcher in radio and radar technologies, he worked for many years at DST, supporting and advising Australia's Department of Defence.
He was Chief of a number of Australia's Defence Science and Technology Group research Divisions in sensing and IT disciplines (1987–2000), the Department of Defence's Canberra-based First Assistant Secretary Science Policy (1995–1997), CEO of the Cooperative Research Centre for Sensor Signal and Information Processing and Company Board Chairman of the CRC's spin-off companies (2000–2003).
[3] He authored the book Radar Men: A. P. Rowe and John Strath in War and Peace, in 2016.