United Kingdom, March 7 -- Millie Bobby Brown has finally shared her real name after keeping it secret since she started her acting career.

The 'Stranger Things' star has revealed she was born Millie Bonnie Brown, but she changed her middle name to Bobby for "s**** and giggles" and to create a stage name for her screen work.

Millie made the confession in an interview with fellow actor Chris Pratt for BuzzFeed UK, telling him: "My middle name is Bonnie".

When Chris asked if her name is actually "Millie Bobby Bonnie Brown", Millie explained: "No. It's not Bobby. It's Millie Bonnie Brown ... I've never told anyone that."

The 'Jurassic World' star then said: "Your middle name is Bonnie? But you just changed it to Bobby for ... ?" and Mill...