Day 4 at the 2012 World Junior Curling Championships is complete:
Men
Draw 5
Sweden vs Switzerland 4-7
Scotland vs United States 11-8
Italy vs Canada 2-8
Czech Republic vs Finland 7-6
China vs Norway 5-7
Draw 6
Scotland vs Norway 3-6
Switzerland vs Italy 8-3
China vs vs Czech Republic 8-3
Canada vs Sweden 6-2
Finland vs United States 3-7
Women
Draw 5
United States vs Russia 4-6
Sweden vs Czech Republic 8-9
Norway vs Italy 8-4
Scotland vs Japan 7-6
Canada vs Switzerland 4-11
Webmaster
Men
| Country | Skip | W | L |
| Canada | Brendan Bottcher | 5 | 1 |
| Norway | Markus Høiberg | 5 | 1 |
| Scotland | Kyle Smith | 4 | 2 |
| Sweden | Rasmus Wranå | 4 | 2 |
| Switzerland | Dominik Märki | 4 | 2 |
| United States | Stephen Dropkin | 4 | 2 |
| China | Ma Xiuyue | 2 | 4 |
| Czech Republic | Lukas Klima | 1 | 5 |
| Italy | Andrea Pilzer | 1 | 5 |
| Finland | Iiro Sipola | 0 | 6 |
Draw 5
Sweden vs Switzerland 4-7
Scotland vs United States 11-8
Italy vs Canada 2-8
Czech Republic vs Finland 7-6
China vs Norway 5-7
Draw 6
Scotland vs Norway 3-6
Switzerland vs Italy 8-3
China vs vs Czech Republic 8-3
Canada vs Sweden 6-2
Finland vs United States 3-7
Women
| Country | Skip | W | L |
| Canada | Jocelyn Peterman | 5 | 1 |
| Russia | Anna Sidorova | 5 | 1 |
| Scotland | Hannah Fleming | 5 | 1 |
| Czech Republic | Zuzana Hájková | 4 | 2 |
| Sweden | Sara McManus | 4 | 2 |
| Japan | Sayaka Yoshimura | 3 | 3 |
| Switzerland | Melanie Barbezat | 2 | 4 |
| Italy | Federica Apollonio | 1 | 5 |
| Norway | Kristine Davanger | 1 | 5 |
| United States | Cory Christensen | 0 | 6 |
Draw 5
United States vs Russia 4-6
Sweden vs Czech Republic 8-9
Norway vs Italy 8-4
Scotland vs Japan 7-6
Canada vs Switzerland 4-11
Webmaster
