The love child - named after the Real Madrid hunk - was snapped being carried in his travel cot at a service station in Portugal yesterday.
His face was hidden from the camera by a soft toy, but his feet and a wisp of hair were clearly visible.
Cristiano Junior was on his way to Lisbon with Cristiano's mum Dolores Aveiro and her boyfriend Jose Andrade.
The 25-year-old returned to Portugal from a holiday in the States on Sunday and was last night back in the Algarve.
Cristiano announced on his Facebook account on 3 July that he had fathered a son with an unnamed woman.
The footballer - who is currently dating model Irina Shayk - plans to bring up his love child with the help of his mum Dolores. (nowmagazine)