Olivia Wilde discusses her VERY rude real last name… and why she had to change it for Hollywood career

opened up about the reasons behind why she took a stage name, and what it was like growing up with her actual last name.

The actress/filmmaker, 42, appearing on the Armchair Expert podcast with Dax Shepard and Monica Padman Sunday, revealed her family surname.

'I'll tell you something - and there's no way you would know this - it's pronounced Coburn,' the New York native said. 

She added, 'Which I want you to imagine being a kid, when you're … because it's spelled "Cockburn."'

The Don't Worry Darling star said that her family birth name is linked to her Scottish heritage. She adopted the last name Wilde in homage to  

The Daily Mail has reached out to representatives for Wilde for further comment on the story. 

Wilde made reference to a 1969 Johnny Cash song in growing up with her last name, calling it 'character-building.'

Wilde made reference to a 1969 Johnny Cash song in growing up with her last name, calling it 'character-building'