The paper examines the representation of Seneca the Younger in two literary texts written a few decades after his death, the anonymous tragedy Octavia (perhaps 68/69 AD, wrongly attributed to Seneca) and the historical work by Tacitus, the Annals (early 2nd cent. AD). These two texts give the most detailed picture of Seneca in Roman literature; although belonging to different literary genres, they show some interesting points of contact. In the Octavia Seneca is introduced as the emperor Nero’s upright but unhappy teacher trying in vain to persuade his master that the best method of government is mildness and kindness towards one’s subjects. (In particular, he seeks to discourage Nero from divorcing Octavia and marrying Poppaea Sabin...