Besiktas defender Domagoj Vida put on a stellar defensive display for Croatia against Argentina in the World Cup on Thursday.
Turkish-Football reported Everton as expressing an interest in the 29-year-old.
The Toffees have enquired about the availability of the powerful defender.
Per the source, Besiktas are willing to sell Vida this summer for the right price.
Fulham and West Ham have also been keeping tabs on the defender.
The 1.84m defender earns €3 million per season at the Istanbul based club.
The Black Eagles missed out on Champions League next season after finishing the Super Lig in fourth place and are considering reducing their wage bill as a result.
The Black Eagles will not sell Vida until after the World Cup, anticipating an increase in his value.
Croatia ended up crushing Argentina 3-0 at the Nizhny Novgorod stadium.
Vida played the full 90 minutes and managed to help his side keep a clean sheet against the likes of Messi and Sergio Aguero.
The powerful defender also put on an impressive showing in his sides 2-0 win over Nigeria in Group D Match Day 1.
Croatia have kept a clean sheet in their first two World Cup games with Vida starting both games.
Vida is expected to start in Croatia’s final group game against Iceland next.
Croatia have already booked a place in the World Cup Last 16.
