| Bob Armstrong | |
| Office1: | Secretary of the Department of Immigration |
| Term Start1: | 25 May 1971 |
| Term End1: | 12 June 1974 |
| Birth Date: | 24 July 1911 |
| Birth Place: | Erskineville, Sydney |
| Death Place: | Canberra |
| Occupation: | Public servant |
| Nationality: |  Australian |
| Spouse: | Gwen Isabel Jobson |
Robert Edward Armstrong (24 July 191119 February 1988) was a senior Australian public servant and policy maker. Between May 1971 and June 1974 he was Secretary of the Department of Immigration.
Bob Armstrong was born on 24 July 1911 in Erskineville, Sydney.
In 1940, Armstrong enlisted in the Australian Imperial Force.[1] Posted to the 7th Division headquarters as a clerk, he served in Egypt, Palestine, Africa, Syria and Java.
Between 1971 and 1974, he was secretary of the Department of Immigration.
Armstrong died in Canberra on 19 February 1988.
In 1967, Armstrong was made an Officer of the Order of the British Empire while Assistant Secretary of the Immigration Department.