Seginus II was a planet located somewhere in the space of the galaxy's Alpha Quadrant, the second planet in orbit of the Seginus star system. By the late 24th century, Seginus II was a holding of the Romulan Star Empire, and was considered a friendly port of call by the Romulan Imperial Fleet. (ST video game: Starfleet Command III)
- In gameplay, this name was part of a list that were applied to planets on the game map, with random attributes assigned to them.