📌 The Ontario electoral district of Northumberland was contested in the 2003 election.

🏆 LOU RINALDI, the Liberal candidate, won the riding with 20,382 votes (45.0% of the vote).

🥈 The runner-up was DOUG GALT (Progressive Conservative) with 17,816 votes (39.4%), defeated by a margin of 2,566 votes.

📊 Other notable candidates: MURRAY WEPPLER (NDP, 12%).