Juncadella list his hobbies as cross-country skiing, padel tennis, golf, music, going out, while his favourite circuit is Autodromo Nazionale Monza, where he won once during the 2009 Formula BMW Europe season.
He is the nephew of Luis Pérez-Sala, who drove for the Minardi Formula One team in and and was team principal of the Spanish HRT F1 in [REF].