Ajax

Named after HMS Ajax, the Royal Navy cruiser that fought at the Battle of the River Plate in 1939, the Town of Ajax sits on the north shore of Lake Ontario in Durham Region, roughly 30 kilometres east of downtown Toronto. The riding was carved out of the former Ajax—Pickering constituency during the 2012 redistribution and covers the entire municipality.

Candidates

Mark Holland (Liberal) — A former three-term MP who had represented the Ajax—Pickering riding from 2004 to 2011, Holland had served as a Pickering city councillor and Durham Region councillor before entering federal politics. He held a political science and history degree from the University of Toronto and had worked for the Heart and Stroke Foundation of Canada after losing his seat in 2011. His 2015 campaign amounted to a rematch against the man who had defeated him four years earlier.

Chris Alexander (Conservative) — The incumbent MP and serving Minister of Citizenship and Immigration, Alexander had spent eighteen years in the Canadian foreign service before entering politics. A McGill and Oxford graduate, he had served as Canada's first resident ambassador to Afghanistan and later as a United Nations deputy special representative in Kabul. He won the former Ajax—Pickering riding in 2011 but faced a turbulent re-election campaign amid the Syrian refugee crisis, which placed his portfolio at the centre of national debate.

Stephanie Brown (NDP) — Brown ran as the NDP candidate in a riding where the contest was widely framed as a two-way Liberal-Conservative race.

Jeff Hill (Green Party) — Hill represented the Green Party in Ajax.

About the Riding

Ajax had transformed from a wartime munitions manufacturing site into one of the fastest-growing suburban communities in the Greater Toronto Area. The town's population had roughly doubled between 1991 and 2011, driven by affordable housing relative to Toronto and good highway access via the 401. Residents were younger on average than the provincial norm, and the community was notably diverse — Tagalog, Urdu, and Tamil were among the most common non-official mother tongues. Many residents commuted to Toronto and Pickering for work, making GO Transit service a persistent local concern. The Ajax waterfront along Lake Ontario had become a focus of municipal planning, with trail systems and parkland development along the lakeshore. The 2015 campaign played out against the backdrop of the Syrian refugee crisis, which thrust immigration policy — and the riding's incumbent minister — into the national spotlight.