Sir Crispin Charles Cervantes Tickell was a British diplomat, environmentalist and academic.
- Occupation
- diplomat, environmentalist
- Position held
- Permanent Representative of the United Kingdom to the United Nations, New York, ambassador of the United Kingdom to Mexico, Permanent Secretary to the Overseas Development Agency, President of the Royal Geographical Society
- Citizenship
- United Kingdom
- Born
- August 25, 1930
- Died
- January 25, 2022