No, Sofia Richie is not half-black. Sofia Richie is an American social media personality and model who is known for her association with famous celebrities such as Lionel Richie and Justin Bieber. She is the eldest daughter of Lionel Richie and his first wife, Brenda Harvey, and is thus legally considered a member of the Ritchie family. She has an identical twin, Nicole Richie, and a younger brother, Miles Brockman Richie.