Cardi B has officially revealed the name of her youngest child, introducing her son as Grey while celebrating his first birthday with a collection of adorable photos and a heartfelt tribute.
The rapper shared several pictures of the little boy, giving fans a closer look at the child she shares with NFL star Stefon Diggs.
Grey appeared in different outfits throughout the photo collection, including stylish overalls, jackets and Rocky and Bullwinkle snapback hats.
But one particular detail caught attention: Cardi also shared pictures of her son dressed as a doctor, posing in front of a Grey’s Anatomy banner.
The playful setup appeared to be more than just a Halloween-inspired photo shoot. Cardi’s birthday message and the personalized jewelry she displayed alongside the pictures offered a clearer indication that Grey is her son’s actual name.
Cardi B Shares Emotional Birthday Tribute
In another post, Cardi showed off personalized jewelry featuring the names of her four children.
Bracelets bearing the names Blossom, Kulture and Wave were visible alongside another bracelet and a matching necklace engraved with the name Grey.
She later made the name official in a touching Instagram caption celebrating her youngest child’s milestone.
“Happy 1st birthday to Grey M.D🩶🩶🩶!!” Cardi wrote.
The rapper reflected on the year since welcoming her son, describing how carrying him through an uncertain and high-pressure period in her life gave her additional strength.
She also credited Grey with bringing a new meaning to what she called a “Grey day,” saying his smile, laughter and spirit light up her life.
The message offered an emotional glimpse into Cardi’s experience of motherhood and the special place her youngest child holds in her family.
Cardi B and Stefon Diggs Share Son Grey
Cardi welcomed Grey with Stefon Diggs in November 2025, making him her fourth child.
The former couple reportedly ended their relationship in February 2026, several months after his birth.
Cardi is also mother to Blossom, Kulture and Wave.
Although Cardi and Diggs are no longer together, her first birthday tribute made clear that she was celebrating Grey’s milestone with plenty of affection.
For the rapper, the occasion was not simply about revealing a name. It was an opportunity to celebrate a year of motherhood and the little boy she says brought light into her life.
