'Danielle has delivered our baby this morning 4lb 4oz, 10 weeks early.'
He was also quick to reassure fans both mum and baby are doing well, despite the early arrival:
'Baby and Dan are ok just letting the hospital look after him.'
The model was due in September, and the birth comes just days after she posed nude for Closer magazine, admitting shedding her clothes for the cameras made her feel 'so sexy'.
Danielle and Jamie are also proud parents to Archie, one.