Peter Sinclair
Peter Sinclair may refer to:
Politics
- Peter Sinclair , Rear admiral, first commandant of ADFA, Governor of New South Wales
- Peter Sinclair Sr., Canadian Member of Parliament for Queen's County, 1873–1878
- Peter Sinclair Jr., Canadian Member of Parliament for Queen's, 1935–1938
Others
- Peter Sinclair , New Zealand television personality
- Peter J. N. Sinclair, British economist
- Peter Sinclair , American climate and environmentalist videographer
- Peter Sinclair , Australian football player
- Pete Sinclair, British radio and television writer