The former Hear Say star - who is also mum to daughters Ava, 15, and Hero, 11 - posted an intimate black and white snap of herself cuddling her youngest child
The 44-year-old took to Instagram on Thursday to share a poignant message on loss - as her documentary, Myleene Klass: Miscarriage and me, received a BAFTA Cymru nomination.
The five-time Olympic gold medalist, 30, who shares son Albie, four, with her Olympian husband Jason, 34, told fans the news in a heartbreaking post in April and has discussed the trauma for the first time.