Once Upon a Time star Sean Maguire welcomes second child with wife Tanya

Once Upon a Time star Sean Maguire and his wife Tanya have welcomed their second child.

The couple, who became parents in July 2015 to first son Flynn Patrick, have added another boy to their brood.

Sean announced the happy news of the family's new arrival on Instagram, sharing a sweet snap of himself with his two children, whilst also confirming the baby name the pair have chosen.

'Thank you to my incredible wife for giving me the best Christmas present imaginable. Leo James Maguire,' he wrote alongside the picture.

Fans have rushed to send Sean and Tanya messages of congratulations, with one saying: 'If this isn't the most precious thing then I don't know what is. Congratulations!'

'Congratulations!!!!! The look on Flynn's face says it all,' another exclaimed, followed by a third who added: 'Oh congratulations , that's so wonderful , have an amazing Christmas all of you together.'

Speaking to Entertainment Tonight about the inspiration behind Leo's moniker, former Grange Hill actor Sean explained: 'His name was inspired by da Vinci, who I've been a lifelong admirer of.'

'Flynn's very excited to meet his little brother and give him cuddles, and [he] says he'll teach him about Star Wars and football.'

Sean and former police detective Tanya confirmed that they were expecting again back in June, with a representative for the duo confirming their pregnancy to PEOPLE magazine.

In the past, Sean has said that fatherhood has made a significant change to his outlook about the world, telling Sean Maguire Daily: 'The first thing I think about when we talk about parenting is the environment.'

'Climate change is a real thing. Being a parent is providing a safe future for our children and regardless of what your politics are, climate change is not up for negotiation.'

'It's a real thing … So, parenthood has made me feel more responsibility for that.'