📌 The Canadian federal electoral district of Peterborough was contested in the 2011 election.

🏆 Dean Del Mastro, the Conservative candidate, won the riding with 29,393 votes (49.7% of the vote).

🥈 The runner-up was Dave Nickle (NDP-New Democratic Party) with 14,723 votes (24.9%), defeated by a margin of 14,670 votes.

📊 Other notable candidates: Betsy McGregor (Liberal, 21%).