Rapper Cardi B has officially introduced her youngest son to the world, revealing his name as Grey Marsean Diggs in celebration of his first birthday.

The 33-year-old artiste shared photos of her son with NFL star and former partner Stefon Diggs on Instagram, along with an emotional message describing how he gave her strength during one of the most challenging periods of her life.

Grey is Cardi B’s fourth child. She also shares three children, Kulture, Wave and Blossom, with her former husband, rapper Offset.