Alec and Hilaria Baldwin's family has expanded further.

The actor's 37-year-old wife shared a photo of herself with six children on Instagram on Monday.

People

has received confirmation that the sixth child also belongs to the Baldwin family.

The child's name and gender have not been disclosed.

The baby was probably born or adopted through a surrogate mother because Hilaria Baldwin gave birth to son Edu in September.

In April, the couple reported having a fifth child together.

In November the year before, Hilaria Baldwin had suffered a late miscarriage.

The Baldwins have sons Romeo (2), Leonardo (4) and Rafael (5) and daughter Carmen (7).

The 62-year-old actor also has a 25-year-old daughter from his previous marriage to Kim Basinger.

Hilaria Baldwin shares a photo of herself with her six children.

Hilaria Baldwin shares a photo of herself with her six children.

Photo: Instagram / Hilaria Baldwin