The 20-year-old, who is currently out on loan at Anderlecht, is already being monitored by Barcelona, Manchester United and Juventus.
But 'Calciomercato' claim Fiorentina are also keeping tabs on Onyekuru after watching him in action.
Everton only won the race to sign him from KAS Eupen last summer, but recent performances in Belgium have again alerted a host of Europe's top clubs to his talent.
Who do you think will win the race for the young star? Let us know in the comments.