The 2015 IIHF World Women's U18 Championships was the eighth World Women's U18 Championship. The top division tournament was played in Buffalo, United States, from 5 to 12 January 2015. Twenty nations played in three levels, with promotion and relegation for the top and bottom teams at each level. In Division I play the French earned their first ever promotion to the top level. They opened the tournament with a shootout win over Norway and won the rest of their games earning a trip to St. Catherines for 2016.