Marla McGivers adored men like Napoleon and kept a painting, as well as a bust of him in her quarters aboard the USS Enterprise. When Khan visited her quarters in 2267, he recognized Napoleon among her art collection of "bold men from the past."
A 23rd century analogy made regarding the creation of the Augments, a race known their superior ability and ambition, was compared to creating a group of Napoléons. (TOS: "Space Seed")
In 2364, Q transported William T. Riker and several other members of the USS Enterprise-D crew to a barren planet and made them play a game featuring elements from the late eighteenth and early nineteenth centuries that were described as being of the "Napoléonic Era." (TNG: "Hide and Q")