Bay Bieber is the youngest half-sister of renowned pop star Justin Bieber. Bay Bieber was born on August 16, 2018. The full name of Bay is Bay Lynn Bieber. She is the child of Jeremy Bieber and his wife Chelsey Rebelo. Jeremy Bieber is the father of Justin Bieber.
Quick Facts About Bay Bieber
| Full Name | Bay Lynn Bieber |
| Birthdate | August 16, 2018 |
| Occupation | Cheerleader, Kid Model, Social Media Influencer |
| Husband/Wife | Not Married |
| Education | Started Kindergarten in September 2023 |
| Age | 6 years and 10 months old |
| Parents | Jeremy Bieber (Father) and Chelsey Rebelo (Mother) |
| Siblings | Allie Rebelo (Sister); Stepbrother: Justin Bieber; Half-siblings: Jazmyn Bieber, Jaxon Bieber |
| Children | None |
| Net Worth | <$1 million (as of 2025) |
Family Background
Bay has three half-siblings from her father, Jeremy. They include Jazmyn Bieber, Jaxon Bieber, and Allie Rebelo. Jazmyn and Jaxon both have Jeremy as their dad but a different mom, Erin Wagner. Allie is Chelsey’s child from a former relationship. Bay is Jeremy and Chelsey’s sole child together.
Justin Bieber has always been tight with his half-siblings. Though they do not reside together full-time, they have a close family relationship. Justin frequently posts photos of his siblings on social media and marks family moments with them.
Bay Bieber’s Early Life
Bay was born in a good home. She became noticed because of her sweet disposition from an early age. Her social media accounts are handled by her parents. On her Instagram account, Bay’s life is posted for fans. The account gives views of her from being a toddler to an adolescent cheerleader.
Bay began cheerleading with the Cheer Sport Sharks. She is also a kid model. Lots of people like watching her life on the internet. Her Instagram contains over 350,000 followers. That is very impressive considering how young she is.
Social Media and Popularity
Bay’s presence on social media is unique. Contrary to most children, her parents manage her accounts. They post her smiling moments and joyful activities. Bay’s activities comprise dance, cheerleading practice, and spending time with her family.
Justin Bieber occasionally shows up in Bay’s posts. These occasions reflect their intimate relationship. Fans enjoy seeing the brother and sister together. It makes everyone feel the warmth of her family.
But there has been controversy. Some individuals believe certain photos posted online, particularly swimwear photos, create negative attention. But Bay’s parents clarify that they want to post only proud and loving moments. They state that it is to safeguard Bay while commemorating her childhood.
Milestones and Interests
Bay turned five years old in 2023. Her mother, Chelsey, posted photos of a Barbie-themed party named “Baybieb’s World.” It was a colorful and playful celebration with her family and friends.
In that same year, Bay began kindergarten. It was a large step for her. She enjoys school and learning new things. Bay’s favorite song is her older brother Justin’s hit song, “Baby.” She frequently sings it with a smile and has a lot of admiration for him.
Bay’s life is filled with everyday pleasures. She enjoys cheering, dancing, and being around her family. At such a young age, she is already turning out to be a bold and gifted young girl.
READ ALSO: Justin Bieber Net worth, Age, Wife, Family, Facts & More
Bay Bieber’s Place in the Bieber Family
Bay is a member of the youngest generation of the Bieber family. She is hope and joy for the entire family. Her parents, Jeremy and Chelsey, are a safe and loving haven. They ensure Bay has a healthy and happy life to grow up in.
Justin Bieber deeply loves Bay and his other siblings. He ensures he remains close to them, despite having a hectic career. The family usually gets to spend special times together. This indicates how much family means to all of them.
