The 2018 New Holland Canadian Junior Curling Championships was held from January 13 to 21 at the Aréna Grand-Mère and the Centre municipal de curling de Shawinigan in Shawinigan, Québec. The winners represented Canada at the 2018 World Junior Curling Championships in Aberdeen, Scotland.
Men
Round-robin standings
Final round-robin standings
Championship Pool Standings
Final round-robin standings
Playoffs
Semifinal
Saturday, January 20, 18:00
Final
Sunday, January 21, 18:00
Women
Round-robin standings
Final round-robin standings
Championship Pool Standings
Final round-robin standings
Playoffs
Semifinal
Saturday, January 20, 13:00
Final
Sunday, January 21, 13:00
Qualification
Ontario
The Ontario U21 Provincial Championships were held December 27–30, 2017 at the Annandale Golf & Curling Club in Ajax.
Results: