| Honorific-Prefix: | The Honourable |
| Robert Armstrong | |
| Honorific-Suffix: | MLC |
| Office: | Member of the Tasmanian Legislative Council for Huon |
| Term Start: | 3 May 2014 |
| Term End: | 1 August 2020 |
| Predecessor: | Paul Harriss |
| Successor: | Bastian Seidel |
| Birth Date: | 1952 10, df=yes |
| Birth Place: | Hobart |
| Birthname: | Robert Henry Armstrong |
| Nationality: | Australian |
| Party: | Independent |
Robert Henry Armstrong (born 1 October 1952) is an Australian politician. He was elected to the Tasmanian Legislative Council on 3 May 2014 as the independent member for Huon, defeating high-profile Liberal opponent Peter Hodgman.[1] Prior to his election he served as mayor of Huon Valley Council for 13 years.[2] [3] He was defeated in 2020 by Labor candidate Bastian Seidel.[4]