María del Mar Cuena Seisdedos (born 11 December 1966 in Baracaldo), known under the stage names Tamara (1990–2004), Ámbar (2004–2005) and then Yurena (from 2005) is a Spanish pop singer.
She prepared a repertoire of ten familiar songs and began performing under the name of "Tamara" at local theaters and pubs, debuting at the Libredon in Portugalete in July 1991.
Finally in 2000 she landed a small part in Crónicas marcianas by Javier Sardà [es],[1] which was the number one late night television show in Spain.
Following that success, in 2001 she joined the singer Alaska and released a studio album of 14 songs called Superestar which included musicians Carlos Berlanga, Nacho Canut, Joaquin Fernandez (a member of Los Nikis) and Luis Miguélez [es].
[8] The following years found her embroiled in numerous scandals, suicide attempts, and finally she was sued over the use of her stage name by a bolero singer, Tamara Macarena Valcárcel Serrano.