That year, she won her first ITF junior title in doubles, at the International Madrid, together with Astrid Waernes-Garcia.

In September 2003, she won her first singles title at Torneo ITF Junior "Ciudad de Castro Urdiales".

[5] Soler Espinosa debuted on ITF Circuit in May 2003 at Almeria, Spain, where she was defeated Lauren Cheung in the first round.

[6] In April 2009, Silver Espinosa made her first WTA Tour main-draw appearance at Andalucia Tennis Experience, Marbella, Spain.

Soler Espinosa had her first Grand Slam main-draw appearance at the French Open, and recorded her first major match win.

At the US Open, she won two main-draw matches, before she was stopped by Carla Suárez Navarro, in straight sets.

In February, she recorded two losses against Russian Fed Cup team, losing to Maria Sharapova and Svetlana Kuznetsova, respectively.

Soler Espinosa also reached the second round of the Swedish Open in Båstad, before losing to Anastasia Pavlyuchenkova in straight sets.

[8] In August 2012, Silvia made her first appearance at the Olympic Games, playing for Spain, but she was defeated in the first round by Heather Watson.

Together with Suárez Navarro, Silvia made another great result, reaching semifinals at the Madrid Open.