He showed promise as a juvenile winning four of his six races including the Prix Jean-Luc Lagardère on his final start of the year.

On May 16th Siyouni lined up for Poule d'Essai des Poulains going off 2/1 favourite for the race, this time with Christophe Lemaire onboard the colt was held up towards the rear but could never mount a serious challenge finishing a disappointing ninth of fifteen runners.

[7] Siyouni was then sent to Royal Ascot to run in the St James's Palace Stakes, he came home fourth to Canford Cliffs by 2+1⁄4 lengths.

Back in France contesting the three-year-old only Prix Jean Prat Siyouni managed his best finish of the year in second place four lengths down to the winner.

[8] Siyouni's last race of his career would see him run in the Prix de la Forêt ran on France's renowned Arc Weekend, he failed to mount any serious challenge though and finished a lacklustre seventh of ten runners.