Queralt Casas Carreras[a] (born 18 November 1992) is a Spanish basketball player.

From 2010 to 2012 she played for defunct club CDB Zaragoza in the Spanish League top tier.

[2] She signed for one of the top teams of the moment, Rivas Ecópolis, winning the 2013 Cup and the 2014 League.

[6] Casas started playing with Spain's youth teams at 15, winning a total of six medals from 2008 to 2012.

After participating in a few friendlies in 2014 and 2015, she played again official games in February 2018, when coach Lucas Mondelo called her up for the 2019 EuroBasket qualifiers.