David Dick Petrie (10 December 1946 – 31 August 2011) was a Scottish Conservative Party politician.
[2] Prior to his political career, Petrie had graduated from the University of Edinburgh with a Bachelor of Science (BSc) degree in civil engineering.
Petrie was elected after Mary Scanlon stood down from Holyrood in 2006 to contest the Moray by-election triggered by the death of Margaret Ewing of the SNP.
This was the result of Petrie being ranked one place behind Scanlon on the Conservative Party list for the Highlands and Islands.
After leaving the Scottish Parliament, Petrie taught as a part-time teacher of Mathematics at Trinity Academy, Edinburgh.