 She was additionally the maternal great-aunt of the Empress Valeria Messalina and Faustus Cornelius Sulla Felix, the paternal grandmother of Claudia Antonia, Claudia Octavia, and Britannicus and the maternal grandmother of Julia Livia and Tiberius Gemellus.She was born in Athens, Greece and after 36 BC was brought to Rome by her mother and her siblings.Antonia never had the chance to know her father, Mark Antony, who divorced her mother in 32 BC and committed suicide in 30 BC.