Belén was born in Vilanova i la Geltrú and trained in Barcelona under Rosa García and Enrique Burgos. In 1991 she qualified at the Real Conservatorio de Danza y Música de Madrid and obtained the Revàlida Superior del Mètode de Castanyoles de concert d’Emma Maleras for castanet-playing.

From 1992 to 1995 she danced with the Ballet Teatro Español de Rafael Aguilar, playing the role of Bernarda Alba in the production “Rango”. In March 1992 she premiered with the same company at the Teatro Lírico Nacional de la Zarzuela in Madrid alongside prestigious sopranos Teresa Berganza and María Bayo.

In 1996 she joined the harp duo Gioccarpa with Janet Paulus and Elisabeth Colard (Orquestra Simfònica d´Euskadi) as concert musician and dancer. That same year she also collaborated in the recording of Tanganera by guitarrist Víctor Valls as “foot and castanet percussionist” and subsequently performed at its Barcelona premiere at the Luz de Gas venue and alos performed at the Sant Cugat Catalan Poetry Festival under the direction of Lluís Homar in collaboration with poets Alex Susanna and Marta Pessarrodona. 

In 1997 she jointly created the Flamenco Camerata with guitarist Andreas María Germek and Flamenco singer José Parrondo and toured extensively with the group in Germany and Austria.

Subsequently, she joined the contemporary Flamenco “2D1” company under the direction of Juan Carlos Lérida and performed at L´Espai in Barcelona and the Sitges International Festival (2002). She was awarded the prize for Best Dancer at the “IX Certamen Coreográfico de Danza Española y Flamenco“ in Madrid for the choreography “Costumbre” (Custom), which was also awarded second prize in the choreography section.

She has continuously performed with the legendary castanet-player José de Udaeta since 1999 in his acclaimed show El secret de la castanyola (The secret of the castanet) performing at theatres such as the Aalto (Essen), the Staatsoper (Stuttgart), the Teatro Líbero (Palermo), the Wiener Staatsoper (Viena), the Teatro Principal (Burgos), the Palau de la Música (Valencia), the Expo (Hannover) and at the Festival de Flamenco 2004 (Jerez) where the company received the prestigious Critics’ Award. 

She was the invited artist for the production of “Lorca” (Catarina Mora Productions, Stuttgart) within the framework of the Dusseldorf Flamenco Festival (April 2002) and at the Karls Kaserne (Ludwigsburg). 

She jointly created the “Castanyola Contemporània” show together with guitarist Andreas María Germek. 

In May 2003 she presented her first dance-theatre Flamenco show “Temps de Flors” at the Tafelhalle in Nuremberg and extensively toured Germany and Austria. 

At present, she teaches at the Institut del Teatre de Barcelona and at the Barcelona-based Flamenco dance company Increpación Danza.