Who Is Allie Bieber? All About Justin Bieber's Sister! [Photos]

11 May, 2025

Ever wondered about the dynamics of a celebrity family? Justin Bieber's family extends far beyond the spotlight, encompassing a vibrant mix of siblings and blended family ties.

Justin Bieber isn't just a global pop sensation; he's also a big brother to a lively crew. His father, Jeremy Bieber, has built a blended family that includes Justin and his younger siblings: two half-sisters, a half-brother, and a stepsister. Justin's dad began his relationship with Chelsey Rebelo, who is the mother of Allie Rebelo, later known as Allie Bieber, strengthening the family bond. The "yummy" singer embraces his role as an older brother to Jazmyn, Jaxon, Allie, and Bay, often seen in heartwarming family moments shared across social media.

Category	Information
Full Name	Allie Rebelo Bieber
Date of Birth	April 7, 2007
Birthplace	Stratford, Ontario, Canada
Age	17 (as of October 26, 2024)
Zodiac Sign	Aries
Nationality	Canadian
Parents	Mother: Chelsey Rebelo; Stepfather: Jeremy Bieber (Justin Bieber's father)
Siblings	Half-siblings: Jazmyn Bieber, Jaxon Bieber, Bay Bieber; Stepbrother: Justin Bieber
Relationship to Justin Bieber	Stepsister
Social Media	Instagram: @allie.bieberr (Parent-run) TikTok: @alliebieberr
Known For	Being Justin Bieber's stepsister; Social Media Presence
Additional Facts	Appeared on her mother's Instagram page from 2013. Maintains a close relationship with the Bieber family. Generally lives a life away from the public eye compared to her stepbrother.
Reference Link	Allie Bieber's Instagram

Allie Bieber, born on April 7, 2007, in Stratford, Ontario, Canada, is a prominent member of the Bieber family. Now seventeen, Allie’s entry into the spotlight has been largely due to her connection with Justin Bieber. Her mother, Chelsey Rebelo, married Jeremy Bieber, Justin’s father, making her Justin's stepsister. Despite the fame surrounding her family, Allie has managed to maintain a relatively private life, carefully curated by her parents.

While Justin's parents, Pattie Mallette and Jeremy Bieber, never married and separated shortly after his birth, they have remained amicable for the sake of their son. This mature approach to co-parenting has undoubtedly influenced the family dynamics, creating a supportive environment for all the children involved. Chelsey's daughter from a previous relationship, Allie, seamlessly integrated into the Bieber family. She's been an integral part of their lives, often seen in family photos and videos, reflecting the strong bonds they share.

Jeremy Bieber proudly showcases his children on social media. On March 14, he posted a new family photo to Instagram, capturing a special moment featuring Justin and his younger siblings, Jaxon, Jazmyn, Allie, and Bay. The "my crew" caption encapsulates the deep sense of familial pride he feels. Justin himself embraces his role as a supportive older brother. He even reposted a TikTok video from Allie Rebelo, showcasing the close relationships within the family. The video featured Justin, his wife Hailey Baldwin, Allie, Jazmyn, and Justin's youngest sister, Bay, underscoring the blended family's strong ties.

Allie's presence on social media, managed by her parents, offers glimpses into her life. Her Instagram account, @allie.bieberr, provides a curated look into her world, showcasing her style and personality. Beyond her famous stepbrother, Allie has carved her own presence in the social media landscape, expressing her individuality and talents. Her TikTok account, @alliebieberr, has garnered attention with her engaging content. Although she maintains a more discreet online profile compared to Justin, her social media presence allows fans to connect with her and witness her growing up.

On Instagram, Allie takes selfies, often with one hand casually placed on her head. She's been seen posing for photos in dark sunglasses and stylish dark blue dresses, reflecting her emerging sense of style. While she leads a life removed from the constant media glare that Justin faces, she isn't completely detached from the public eye. Her occasional TikTok appearances and family-related posts offer a peek into her world, balancing privacy with a degree of visibility.

The connection between Allie and Justin goes beyond their stepsibling relationship. Justin has shown genuine affection and support for Allie and his other siblings. He's publicly acknowledged his sisters, Jazmyn and Allie, expressing pride in how quickly they've grown up. A sweet snap posted by Justin featuring his wife Hailey and his two sisters, Allie and Jazmyn, sparked a considerable fan reaction, highlighting the singer's strong family bonds. The photo, taken in a stunning garden, showcased the family's close-knit nature and their appreciation for spending quality time together.

Justin’s support for his siblings is evident in various ways. Whether it's reposting their content, featuring them in his posts, or simply spending quality time together, he demonstrates a commitment to his role as an older brother. When Justin and Hailey announced they were expecting, Allie, along with other family members, expressed their excitement and support. This collective enthusiasm underscores the strong family network that Justin has cultivated. His half-sister Allie Bieber even weighed in with, "Love u guys," demonstrating her heartfelt support.

Although much of her life remains private, it's clear that Allie Bieber is an important part of the Bieber family. She maintains a close relationship with everyone, contributing to the dynamic and supportive environment they share. Her involvement in family gatherings and her presence on social media, albeit managed by her parents, give fans a glimpse into her growing up alongside one of the world's biggest pop stars.

Justin Bieber's family dynamic has been a topic of interest for many fans. Learning about his siblings, including Allie, provides a more complete picture of the singer's life and the values he holds dear. His commitment to family, despite the pressures of fame, is a testament to the importance he places on those relationships.

Born on April 7, 2007, Allie Bieber's life has been intertwined with the fame and success of her stepbrother, Justin Bieber. While she has successfully maintained a level of privacy, her presence in the Bieber family dynamic is undeniable. She is known for being the popstar Justin Bieber’s stepsister. Justin Bieber has four siblings — Allie, Jazmyn, Jaxon, and Bay.

As of 2024, Allie Bieber is seventeen years old. Her astrological sign is Aries. Her mom, Chelsey Bieber, who was Chelsey Rebelo, got married to Justin’s father, Jeremy Bieber. She started appearing on her mom's Instagram page in 2013.

Her mother’s proposal from Jeremy Bieber happened in February 2016 and can be seen on YouTube. It's a significant moment in the family's history, symbolizing the deepening of their bonds and the merging of their lives.

Allie Rebelo/Bieber is known for being Justin Bieber’s stepsister. She was born on April 7, 2007, in Canada. Allie is a discreet teenager who doesn’t share much of her life online, although she does have an official Instagram, which is run by her parents.

Unlike her older brother, Allie lives a life generally removed from the public attention, except for the occasional TikTok.

Facts about Allie Bieber:On March 1, 1994, Pattie gave birth to Justin at 18 years old. For the sake of their son, she and Jeremy have remained friends despite their breakup.

The pop singer’s dad, Jeremy, posted a new family photo to Instagram on March 14. All about Allie, Jazmyn, Jaxon, and Bay.

Allie has been an important part of the Bieber crew, maintaining a close relationship with everyone in the family.

Happy birthday to this young lady @allie.bieberr. Can't believe you're already 14 (like you're 13 yesterday) you've grown so fast may you have the most beautiful, amazing, wonderful day on your day (i don't know that you're gonna be this important on my life. Thanks for existing and making my life more fun) first and lastely i just wanna say happy birthday sweetie xoxo.

She is Chelsey's daughter from a previous relationship. Allie Bieber is the daughter of Jeremy Bieber, Justin's adoptive father and a former party king.

Her mother is Chelsey Rebelo, who is the wife of Justin Bieber's father, Jeremy Bieber.

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