Frederick Granville Heathcote (8 December 1857 – 16 March 1914) was a Scottish zoologist best remembered for inheriting Castle of Mey from George Sinclair, 15th Earl of Caithness in 1889. As a condition of the inheritance he legally changed his name to Frederick Granville Sinclair.
- Occupation
- zoologist
- Born
- 1858, December 8, 1857
- Died
- March 16, 1914
