Miller Alasdhair James Willis: Facts On Stella McCartney’s Son You Didn’t Know

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  • Post last modified:September 22, 2023
Miller Alasdhair James Willis: Facts On Stella McCartney’s Son You Didn’t Know
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Miller Alasdhair James Willis is the eldest son of the famous English fashion designer Stella McCartney. He is equally famous as the grandson of the English musician and a former member of the legendary music band The Beatles Paul McCartney and the late photographer and musician Linda McCartney.

Likewise, Miller’s father Alasdhair Willis is also quite successful in the fashion and business world. He is known as the creative director of the British heritage brand Hunter and also a chief creative officer for the sportswear giant Adidas. Having such high-profile and accomplished parents and grandparents, it’s no wonder that Miller has a luxurious lifestyle.

Today, let’s get to know everything about Miller Alasdhair James Willis. And also read about his family background and his parent’s relationship as well.

When was Miller Alasdhair James Willis born?

Miller was born eldest to his mother Stella McCartney and his father Alasdhair Willis on February 25, 2005, in London, the United Kingdom. At the time of his birth, he weighed 7 pounds and 7 ounces.  As of 2023, Willis is 18 years of age.

Though he is a star kid, his childhood is like any other mischievous child who likes to play in the field. He grew up alongside his parents and siblings. Once in an interview with Porter magazine, his famous momma Stella talked about how Miller and his siblings are growing up. She said,

For my children, it’s not dissimilar, they go to the farm and they’re in the field getting muddy and falling over, and then they come here and they’re surrounded by crazy famous people.

She also expressed her worries regarding the environment that her children have and stated,

‘I worry about that. But I think I turned out okay-ish, and I hope that they will be okay.’

At present, Willis is quite grown up. Besides, he belongs to a mixed ethnical background and holds British nationality.

Miller Alasdhair James Willis Had A Private Schooling 

As of now, the 18-year-old Miller is probably a high school graduate. But, in his junior year, the star kid had private schooling. On one side, belonging to a high-profile family, and on the other, getting an education in a private school, there’s always a probability that one could get totally spoiled.

Regarding this, James’ multi-millionaire designer mom in an exclusive talk told that if her children ever became idiots, she pull them out of private school. She said,

‘If at any stage it looks like they’re becoming total jerks and saying ”hello mummy” in posh voices, instead of running in and just being their awful selves, then you have to knock it on the head.’

Miller attended a Notting Hill preparatory school in west London.

Miller Has Three Siblings

As said earlier, he is the eldest child of his parents. In this respect, Alasdhair has three younger siblings in total. He has two sisters Bailey Linda Olwyn Willis and Reiley Dilys Stella Willis. Bailey was born in the year 2006 and is currently 16 years old. Reiley who was born in 2010.

Miller Alasdhair James Willis has three sibling
Miller Alasdhair James Willis with his siblings and mom on the magazine’s front page.

Further, he has a brother Beckett Robert Lee Willis. He was born in 2008 which makes him 14 years of age in 2023. Looking at their age, all his siblings are studying in school at present.

Miller’s Grandparents Are Renowned Personality

While there’s not much on his paternal family ancestry, Miller’s family from his mother’s side is well-renowned.

Miller Alasdhair James Willis grandparents are renowned personality
Miller Alasdhair James Willis’ maternal grandparents.

Miller Alasdhair James Willis’ grandfather, Paul McCartney is one of the most successful composers and performers of all time. Born on 18 June 1942 in Liverpool, England Paul started his career as a singer during his teenage after being influenced heavily by his father James McCartney. He rose to fame as the band member of the English rock band The Beatles alongside the famous musician John Lennon and others. Further, Paul’s mother is Mary Patricia Mohin.

Meanwhile, his late maternal grandmother Linda McCartney was an American musician. She was the keyboardist in the band Wings. Also, Miller’s grandmom was an animal rights activist, photographer, vegetarian cookbook author and advocate, and entrepreneur. Born to her parents Lee Eastman and Louise Linder on September 24, 1941, the New York native died at the age of 56 on April 17, 1998, in Tucson, Arizona.

James Willis Grew Close To His Grandfather Paul

Miller shares a great relationship with his grandpa Sir Paul McCartney. Not only Miller, but all of his siblings have a great bonding with the Beatles’ ex-bass guitarist. In this regard, his designer mother Stella once said,

‘I love seeing them with Grandpa, or GrandDude, as they (Miller and his Siblings) call him, they’re really proud of him and they get excited by it (Sir Paul McCartney’s music). They have a great relationship with him,’

Miller Alasdhair James Willis’ Parents Are Married For Almost Two Decades

Alasdhair James’ parents Stella and Willis tied the knot on August 30, 2003, at Mount Stuart House on the Isle of Blute.

Miller Alasdhair James Willis Parents are married for 19 years
Miller Alasdhair James Willis Parents

The couple first met as a professional. Regarding their first meeting and how they started dating each other, Mr Willis told to Vogue,

[It was] love across a breakfast table,”. “We had a breakfast meeting at Brown’s, and we haven’t really been apart since. I called her that afternoon. I had no idea whether I’d get a response; that was a leap of faith. It could have gone wrong. Fortunately, she said yes, and the rest is history.

As of 2023, it has been 19 years since the couple is leading their marital life. More than husband and wife, they considered each other their best friend. About their relationship, Miller Alasdhair’s father divulged,

We are happy. We respect each other, we enjoy each other’s company and she’s my best friend. I love hanging out with her.”

This statement alone is enough to tell why they have such a long marriage.

Is Miller Alasdhair James Willis In A Relationship?

At present, Miller’s relationship status is not known as he is private regarding his personal life. However, it’s not unusual for an 18-year-old kid to have a girlfriend.

So, we can assume that Stella’s oldest son may have been dating. But, until he himself comes in front to reveal his relationship status, it’s safe to consider him single.

What Is Miller Alasdhair James Willis Doing Today?

As mentioned earlier, Miller is now 18 years old. Going by his age, he probably has completed his high school studies. Despite being a celebrity child, he has been living a low-key life, so, not so many details regarding his inside life are known.

Miller Alasdhair James Willis is probably high school graduate
Probably Miller with his mom and grandfather

However, as per our assumption, he possibly is preparing to enroll in some college or university at the moment.

Is Miller On Instagram?

Unlike any other star kid, Miller is an incredibly private person. As per our research, he is completely out of the social networking sites such as Instagram, Facebook, and Twitter.

On the other hand, his popular mother Stella McCartney is on Instagram with 7.3 million followers.

Miller Alasdhair James Willis’ Net Worth

As Miller is yet to start his career, so, there is no question regarding his net worth. On the other hand, he sure lives a luxurious life thanks to his family’s wealth.

Meanwhile, Miller Willis’ mother Stella McCartney has an estimated fortune of  $75 million as of 2023.

Anuja Uprety

Anuja Uprety is a professional writer at She is a fashion enthusiast and followers Hollywood trends pretty closely. As an expert in the field for years, her research skills and approach to presenting articles are incredible. Contact her at: