Peter Michael Pitfield PC OC CVO (June 18, 1937 – October 19, 2017) was a Canadian Senator and senior civil servant.
His nephew, Ward Elcock is the former director of the Canadian Security Intelligence Service and former Deputy Minister at the Department of National Defence (Canada).
Pitfield subsequently obtained a postgraduate degree in public law, and held various positions in the civil service.
[2] As head of the public service, Pitfield played a senior role in the government's successful efforts to patriate the Canadian Constitution.
The appointment was controversial and seen as emblematic of the growing financial, partisan and cultural issues surrounding the Ottawa civil service.