Gareth Cattermole/Getty

What’s in a name?

ForMillie Bobby Brown… not Bobby, weirdly!

TheStranger Thingsstar dropped a Millie Bobby bombshell about her actual middle name during aninterviewwithBuzzfeed UKalongside herElectric StatecostarChris Pratt.

Millie Bobby Brown attends “The Electric State” special screening at Battersea Power station on March 04, 2025 in London, England.

Millie Bobby Brown.Credit:Gareth Cattermole/Getty

“My middle name is Bonnie,” Brown said.

Pratt tried to clarify the actress' full name.

“Millie Bobby Bonnie Brown?”

Millie Bobby Brown arriving for The BRIT Awards 2025 at London’s O2 Arena on March 1, 2025.

Millie Bobby Brown at the 2025 BRIT Awards.Ian West/PA Images via Getty

“No, it’s no Bobby.

It’s Millie Bonnie Brown,” she responded.

“I’ve never told anyone that.

You heard it here first!”

Pratt, flabbergasted, asked, “Your middle name is Bonnie?

But you just changed it to Bobby for”

Brown cut him off.

“S—s and giggles!”

Pratt then finished his thought.

“For your stage name?”

Brown confirmed, “Yup!”

Brown wrapped the final season ofStranger Thingsin December, andcommemorated the milestonewith anemotional Instagram post.

Not me," she said in a video.

“I am nowhere near ready to leave you guys.

Brown alsotold EWthat she was excited by the opportunity to improvise dialogue while shootingThe Electric Statewith Pratt.

“I typically stick to the script,” she said.

“So many times on set, we’d start the scene and just see where it would go.

Hes probably the funniest person Ive ever met…its been really nice going toe-to-toe with him.

Most days, I just laugh from start to finish.”