Major General Paul Alfred Cullen, AC, CBE, DSO & Bar, ED (13 February 1909 – 7 October 2007) was a senior officer in the Australian Army.

He joined the Militia in 1927 and saw active service throughout the Second World War, distinguishing himself as a fighting battalion commander on the Kokoda Track.

Returning to the 2/2nd Battalion, he was promoted major on 15 November 1940, serving as a Company Commander and was Second-in-Command by the time he arrived in Greece on 19 May 1941.

In Greece he converted much of the battalion's cash to gold which proved valuable in obtaining rations and support from the local populace during the withdrawal to Crete and on to the Middle East where he arrived in June 1941.

Sailing with his battalion, he arrived in Port Moresby on 21 September 1942, leading them with great distinction during the advance to recapture Kokoda he earned a reputation as fighting commander.

[4] On the raising of the Citizen Military Forces, Cullen was appointed Commanding Officer of the 45th Battalion (The St George Regiment) on 1 April 1948.

Major General Cullen transferred to the Retired List on 2 December 1966 but remained an outspoken champion of the part-time soldier.

In 1973 he married Eve Daly, and with her bred Galloway cattle at Wingello Park, near Goulburn, New South Wales, from 1983.