
Angelina Jolie and Brad Pitt's youngest son is the latest of his siblings to drop his famous father's last name.
According to a report from Page Six, the teenager decided to go by the name of 'Knox Jolie' at his recent high school graduation earlier this month, a milestone which he celebrated alongside his mother, twin sister Vivienne and older siblings Pax and Zahara.
Knox, who turns 18 next month, isn't the first member of his family to drop the Pitt surname, with brother Maddox filing to legally change his name last month.
Which of Angelina Jolie and Brad Pitt's children have changed their names?
The 24-year-old filed paperwork to change his name to 'Maddox Chivan Jolie in May, with In Touch reporting that the budding director will head to court in September to explain his reasoning for wanting the name change.

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Maddox had previously dropped his double-barrelled surname professionally, being credited as 'Maddox Jolie' for the film Couture, where he worked as an assistant director.
He isn't the only sibling who's sought to make his name change legal, with sister Shiloh successfully petitioning a Los Angeles court to change her name in 2024.
Meanwhile, sister Zahara has also filed a petition to drop the Pitt surname, according to documents obtained by PEOPLE.
The move comes just weeks after the 21-year-old was introduced as 'Zahara Marley Jolie' when collecting her graduation diploma from Spelman College.
Knox's twin sister, Vivienne, has also unofficially dropped her father's surname in recent years, being credited as 'Vivienne Jolie' in the playbill for a Broadway production of The Outsiders, in 2024, which she helped produce alongside her mum.

Under California law, a person must be 18 or over to legally change their name without parental consent, meaning that Knox and Vivienne will be able to follow in their older siblings' footsteps and file a legal petition next month, should they wish to.
As for the former couple's second-eldest child, Pax, it is currently unclear whether or not he has chosen to drop his father's surname or is still legally 'Pax Jolie-Pitt' as the 22-year-old seemingly prefers to live a more private life.
The children's name change decision comes years after Jolie and Pitt's relationship came to an end, with the former couple's acrimonious divorce being finalised in December 2024, eight years after she filed.

During the separation, the Salt actor alleged that Pitt had displayed 'abusive behaviour' towards her and their children on a private plane to France in 2016, an alleged incident which came just weeks before she filed for divorce.
Pitt denied all allegations against him, with the case later being dropped.
Topics: Angelina Jolie, Brad Pitt, Parenting, Celebrity