Hailey Bieber Debuts Hair Transformation One Month After Welcoming First Baby With Justin Bieber

Hailey Bieber is showcasing a fresh style after baby, baby, baby.

The model debuted lighter, honey blonde hair on her Instagram Stories Sept. 28, more than a month after she gave birth to her and husband Justin Bieber's first baby.

The "Peaches" singer and his wife, a natural blonde who previously sported medium and dark brown hair over the past year, announced the arrival of their son, Jack Blues Bieber, Aug. 23. 

Alongside a closeup pic of Hailey holding the baby's foot , Justin wrote on Instagram at the time, "WELCOME HOME."

His mother, Pattie Mallette, has since shared several tributes to her first grandchild. "Oh my heart. Welcome baby Jack!!" the 49-year-old wrote on her Instagram Stories soon after the baby's birth. "I love you so much! Thank you Lord. What a miracle!"

Jack is the second grandchild and first grandson for Hailey's dad, Stephen Baldwin, who is just as enamored by the infant.

"He's just, I don't want to say too much," the Usual Suspects actor gushed to People Sept. 13 at the magazine's 50th birthday celebration at Chain House in Los Angeles, "He's unbelievably cute."

The 58-year-old added, "And the world will see him soon."

Meanwhile, Justin, 30, and Hailey, 27, recently celebrated another major milestone: Their sixth wedding anniversary.

The Rhode founder, shared several romantic images to mark the occasion Sept. 14. "6 years," Hailey wrote on her Instagram Stories, adding a white heart and engagement ring emoji. "Love you baby."

The couple tied the knot at a New York City courthouse Sept. 14, 2018, two months after their got engaged in July following a whirlwind summer rekindled romance. Just over one year later, the married again in a larger wedding ceremony in South Carolina in front of family and friends.

Hailey joins a long list of celebs who have debuted chic hair transformations. Read on to see more...

The model debuted lighter locks in September 2024, a month after giving birth to her and Justin Bieber's first baby, son Jack Blues Bieber.

The Emily in Paris star debuted her dramatic transformation at the world premiere of her new horror movie, MAXXXINE, in June 2024. 

"Changing my hair always brings out different sides of my personality and I love playing around," Lily told Vogue. "This cut and color feels bolder and yet somehow lighter. And completely more me—right now."

While attending Chanel's Tribeca Film Festival Artists dinner in June 2024, Katie debuted a subtle, yet striking transformation of rich caramel balayage highlights that were blended throughout her brunette tresses.

The Kardashians star debuted a platinum blonde look and a bob haircut after rocking waist-length strands for quite some time.

"Did someone say they missed king kylie," Kylie teased in the caption of her June 8 Instagram post, to which her sister Khloe Kardashian cheekily replied, "I did! I did!!!!!!"

The former Bravo star debuted a platinum blonde look during 2024 Paris Fashion Week Haute Couture.

The Heads of State star debuted a drastic haircut—a shoulder-grazing bob—while attending a Bulgari event in Rome i May 2024. 

In May 2024, the actress chopped her hair into a bob that many fans on social media said reminded them of one of the looks she sported as Mary Camden on the '90s series 7th Heaven.

The Transformers actress returned to her dark brown tresses and debuted a sassy bob in May 2024, a month after she dyed her hair blue to enter what she dubbed her "Jedi era."

At age 17, the daughter of the late Anna Nicole Smith debuted a new lob hairstyle overnight during 2024 Kentucky Derby weekend, which she attended with dad Larry Birkhead.

The singer debuted a lighter, shorter 'do in April 2024.

The Fashion Police alum debuted a blonde bombshell hair transformation May 8.

Back to blonde: Kim debuted a new platinum 'do in April 2024.

The Fenty Beauty founder debuted a bright blonde hair transformation April 17 while celebrating her latest Fenty x Puma collection in London.

The model debuted a bleach blonde pixie cut at the FRAME event April 4.

The Jennifer's Body star traded in her bubblegum pink tresses for a baby blue bob, which she debuted April 2.

Less than a month afer chopping her hair into a long bob, Zendaya debuted a honey blonde transformation at the Challengers premiere March 26.

The Great star ushered in spring with a fresh cut, as she debuted a long bob March 25.

The Mean Girls alum swapped out her signature blonde hair for a dark brunette transformation on March 18.

The Selling Sunset star looked completely unrecognizable after debuting a dramatic blonde transformation March 16.

The Fashion Police alum ditched her signature purple hair after six years, tinting it an icy silver in March 2024. 

The Dune actress debuted a shoulder-grazing bob at Essence's Black Women in Hollywood Awards March 7.

The Anyone But You star made a showstopping appearance at Miu Miu's fall/winter 2024-2025 show during Paris Fashion Week. For the March 5 event, she unveiled a dramatic long bob haircut.

To prepare for her upcoming role as  Jean Seberg, the 29-year-old debuted a bleached blonde pixie cut.

The Princess Diaries alum unveiled fringe bangs at the 2024 Film Independent Spirit Awards.

The star debuted a bangin' new style at the premiere of her friend Nicola Peltz Beckham's film Lola in February 2024.

The "On the Floor" singer made a dramatic hair change, as she debuted a chin-grazing bob cut at Schiaparelli's haute couture spring/summer 2024 show on Jan. 22.

In January 2024, a month after her prison release, the now-influencer shared a pic of herself sporting a shorter 'do.

Kylie Jenner traded in her dark locks for a pink 'do in January 2024.

In January 2024, the Dancing With the Stars personality shared a video of herself cutting her own hair. "Out with the old energy," she wrote, "and in with the new."

The Underworld actress took the plunge and went full blonde, while also debuting a short bob haircut.

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