Nuria Llagostera Vives (; born 16 May 1980) is a Spanish former tennis player. In June 2005, she reached her best singles ranking of world No. 35. In November 2009, she peaked at No. 5 in the WTA doubles rankings.
Llagostera was born in Palma, Majorca on the Balearic Islands. Overall, she won two singles and 16 doubles titles on the WTA Tour. She also won the silver medal at the 2005 Mediterranean Games, losing the final to compatriot Laura Pous Tió.
She was the doubles champion at the 2009 WTA Tour Championships, partnering MarÃÂa José MartÃÂnez Sánchez. They defeated Serena and Venus Williams en route to a three-set victory over top seeds Cara Black and Liezel Huber.
In November 2013, Llagostera was issued with a 24-month competition ban for an anti-doping rule violation after testing positive for d-methamphetamine at the Bank of the West Classic in Stanford. Shortly after the ruling, she announced her retirement from professional tennis.