Meet Cardi B’s youngest son, Grey Marsean Diggs; what to know about rapper's youngest son

Cardi B has finally introduced the world to her youngest son by name. The rapper celebrated her baby boy’s first birthday with a heartfelt tribute, revealing that the little one is named Grey Marsean Diggs. The announcement also offered fans a rare glimpse of the child, whose name and face she had kept private since his birth. Grey turned one on November 4, 2026. Sharing pictures from his Grey’s Anatomy-themed birthday celebration, Cardi reflected on how her son helped her through a difficult chapter in her life. “You light up my life and every room with your smile your laugh and your precious spirit,” she wrote. The revelation has drawn attention to the newest member of Cardi’s family. Here is what to know about Grey Marsean Diggs.

Who is Cardi B’s youngest son ?

Grey Marsean Diggs is Cardi B’s fourth child and her first with NFL player Stefon Diggs. The couple welcomed him in November 2025, but the rapper chose not to share his name publicly at the time. According to People, Cardi revealed his name in a birthday post on November 4, 2026, alongside pictures from his first birthday party. One of the photos showed Grey dressed in a doctor’s outfit, a playful nod to the medical drama Grey’s Anatomy.

View this post on Instagram

A post shared by Cardi B (@iamcardib)

The rapper’s birthday message also revealed how much the child means to her. “I carried you through one of the most uncertain high pressured times of my life but having you inside of me through it all gave me a extra strength,” she wrote.

Cardi B says her son gave her strength

Cardi described pregnancy as a challenging but meaningful period. She reflected on how she was carrying Grey while dealing with uncertainty and pressure in her personal and professional life. “I was growing you inside of me and at the same time you were giving me life!” she wrote.

She also made a playful reference to his name, saying he gave a new meaning to what a “Grey day” feels like. The message was a rare personal reflection from the rapper, who has often kept details about her children away from the public eye.

Who are Grey’s parents?

Grey is the son of Cardi B, whose real name is Belcalis Marlenis Almánzar, and American football player Stefon Diggs. The pair welcomed their son in November 2025 after Cardi announced her pregnancy in September that year. In an interview with CBS Mornings host Gayle King, Cardi said she was excited about becoming a mother again and felt “very strong” and “very powerful” while working and expecting a child.

The couple’s relationship has since been the subject of public attention, but Cardi’s birthday tribute focused on her son and the bond they share.

Meet Cardi B’s other children

Grey is the youngest of Cardi B’s four children. She shares three children with her estranged husband, rapper Offset: daughter Kulture, son Wave and daughter Blossom. Cardi has spoken about wanting to give her children a secure future. In a recent interview with People, she explained that expanding her business interests was partly about leaving her children assets beyond music royalties. With Grey’s first birthday marking his public name reveal, Cardi’s family has entered a new chapter, one she celebrated with a message centred on love, gratitude and the strength she found in motherhood.