Born on 20 December 1917 in Pampoenpoort, Northern Cape, South Africa, he moved to England in 1938 after engineering studies to join the Civil Flying School of Sywell and Royal Air Force. He obtained a Short Service Commission in April 1939. After his training at the No.13 (RAF) Flying Training School and Fighter School of St Athan, he became Pilot Officer on 21 October 1939. Following a short passage to No.2 (RAF) Ferry Pool of Filton, on 17 November, he joined the No.615 (County of Surrey) Squadron on 17 December 1939 .
 Ciel de Gloire – HUGO Petrus Hendrik : http://www.cieldegloire.com/017_hugo_p_h.php [Consulté le 29/08/16] ; The Battle of Britain London Munument – F/O P H Hugo : http://www.bbm.org.uk/airmen/Hugo.htm [Consulté le 29/08/16] ; The London Gazette – 28 november 1939 : https://www.thegazette.co.uk/London/issue/34742/page/7962 [Consulté le 29/08/16] ; The South African Military History Society – Group Captain P.H. Hugo, DSO, DFC and two Bars : http://samilitaryhistory.org/vol014dt.html [Consulté le 29/08/16 ; Wikipedia – Petrus Hugo : https://en.wikipedia.org/wiki/Petrus_Hugo [Consulté le 29/08/16].