| Robin Byatt | |
| Office4: | Governor of the Pitcairn Islands |
| Monarch4: | Elizabeth II |
| Term Start4: | December 1987 |
| Term End4: | 1990 |
| Predecessor4: | Terence O'Leary |
| Successor4: | David Moss |
| Office1: | British High Commissioner to Zimbabwe |
| Monarch1: | Elizabeth II |
| Primeminister1: | Margaret Thatcher |
| Term Start1: | 1980 |
| Term End1: | 1983 |
| Successor1: | Martin Ewans |
| Office2: | British Ambassador to Morocco |
| Monarch2: | Elizabeth II |
| Primeminister2: | Margaret Thatcher |
| Term Start2: | 1985 |
| Term End2: | 1987 |
| Predecessor2: | Sydney Cambridge |
| Successor2: | John Shakespeare |
| Office3: | British High Commissioner to New Zealand |
| Monarch3: | Elizabeth II |
| Primeminister3: | Margaret Thatcher |
| Term Start3: | 1987 |
| Term End3: | 1990 |
| Predecessor3: | Terence O'Leary |
| Successor3: | David Moss |
| Birth Date: | 14 November 1930 |
| Nationality: | British |
| Occupation: | Diplomat |
| Alma Mater: | University of Oxford (New College) |
| Father: | Horace Byatt |
| Mother: | Olga Margaret Campbell |
Ronald "Robin" Archer Campbell Byatt (14 November 1930 – 30 November 2019)[1] was a British diplomat, who served as British High Commissioner to New Zealand, and Zimbabwe and Ambassador to Morocco. He was also the Governor of Pitcairn. He was made a Companion of the Order of St Michael and St George in the 1980 Birthday Honours.[2]