| Cross Country Skiing |
2007 Nordic Junior World Ski Championships |
Planica (SLO)/Tarvisio (ITA) |
 MIX |
4 x 3.33 km relay classical/freestyle, Women |
🥉 |
 FIN |
as Mari Laukkanen |
| Cross Country Skiing |
2008 Nordic U23 World Ski Championships |
Malles |
 ITA |
Sprint freestyle, Women |
🥉 |
FIN |
as Mari Laukkanen |
| Cross Country Skiing |
2009 Nordic U23 World Ski Championships |
Praz de Lys-Sommand |
 FRA |
Sprint classical, Women |
🥈 |
FIN |
as Mari Laukkanen |
| Cross Country Skiing |
2010 Nordic U23 World Ski Championships |
Hinterzarten |
 GER |
Sprint freestyle, Women |
🥇 |
FIN |
as Mari Laukkanen |
| Biathlon |
2016 Summer Biathlon World Championships |
Otepää |
 EST |
Roller Ski - Mixed Relay (2x6 km + 2x7.5 km), Mixed |
🥇 |
FIN |
as Mari Laukkanen |