Julia Livilla (Classical Latin: IVLIA•LIVILLA,[1] also called IVLIA•GERMANICI•CAESARIS•FILIA[2][3][4] or LIVILLA•GERMANICI•CAESARIS•FILIA[5]) (early AD 18 - late AD 41 or early AD 42) was the youngest child of Germanicus and Agrippina the Elder and the youngest sister of the Emperor Caligula. She is sometimes known as "Lesbia" for her birthplace.