Sakkari said she and Stefanos were not romantically involved
Maria and Stefanos have known each other for years
Are Greece's tennis champs seeing each other?
Scandal with Erdogan's son-in-law...
The rumours they are romantically involved disputed by most tabloids
Her mother, Doria Ragland, is causing the rumours to grow by taking nanny classes in Los Angeles
A report says couple shared news with their family
We will defend the interests of society, says paper