Cardi B Sister Hennessy Carolina Stuns Fans As She Debuts Her New Hairstyle And Colorbr br Hennessy Carolinabr Cardi B's sisterbr Born: December 22, 1995 (age 24 years), New York, New York, United Statesbr Full name: Hennessy Carolina Almanzarbr Partner: Michelle Diazbr Niece: Kulture Kiari Cephusbr Siblings: Cardi Bbr br Hennessy Carolina is an American reality television personality and social media star. She has garnered a massive social media following as the younger sister of the popular rapper, Cardi B. She is known for starring alongside her sister in the reality TV series 'Love & Hip Hop: New York.