Borussia Dortmund has shown interest in Barcelona academy player Guillermo Fernández. El Nacional reported that Dortmund is interested in the Barcelona academy prodigy, Guillermo Fernández. The Bundesliga club is said to be aiming to strengthen their team with young talent, and Fernández's potential has attracted their attention. Although no official bid has been made so far, Dortmund's interest indicates they might be contemplating a move in the next transfer window. Fernández, who has been honing his skills at Barcelona's renowned La Masia academy, could potentially be an exciting addition to Dortmund's squad.