After all, Ronaldo is famously extremely private about his personal life, and has purposefully chosen not to identify their mother(s).

We do know little bits, though, especially since the Real Madrid and Portugal footballer has begun posting more about his life as a dad on social media...

On 4 July 2010, 25-year-old football star Cristiano Ronaldo announced on Facebook and Twitter that he had become a father to a baby boy.

The baby was born in the US, to a surrogate mother who reportedly made Ronaldo the child's sole guardian.

Ronaldo's statement - which The Telegraph was so surprised by, it thought it was a hack - read: