| Honorific Prefix: | Brigadier |
| Pieter de Waal | |
| Birth Date: | 31 December 1899[1] |
| Death Date: | June 1977 |
| Birth Place: | Zeerust, South African Republic |
| Death Place: | Wynberg, Cape Town, Cape Province, South Africa (now Western Cape) |
| Allegiance: | South Africa |
| Branch: | South African Navy |
| Rank: | Brigadier |
| Servicenumber: | 179910V |
Brigadier Pieter de Waal (31 December 1899, ZeerustJune 1977, Wynberg)[2] was a South African military commander. He joined the Union Defence Forces as a coastal gunner in 1922.
From 1934 to 1940, he was Director of Operations and Training (under various titles) at Defence Headquarters. He served as Deputy Chief of the General Staff from 1940 until 1944, when he was seconded to the staff of General Dwight Eisenhower as South African Liaison Officer[3] to Supreme Headquarters Allied Expeditionary Forces in England for the rest of World War II.
After the war, Brig de Waal served as Quartermaster-General from 1945 to 1951, and as Naval and Marine Chief of Staff from 1951 to 1952.[4] As NMCS he was in command of both the South African Navy and the short-lived South Africa Marine Corps.
He served as Military & Naval Attaché to the US from 1953 to 1954
On 1 January 1946, Brigadier de Waal was made a Companion of the Order of the Bath. The Notice in the London Gazette reads as follows:
On 1 January 1944, Brigadier de Waal was made a Commander of the Order of the British Empire. The Notice in the London Gazette reads as follows:
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