Jan Bain is one of the pre-made townies in Sim State University from The Sims 2: University. She can be made playable by befriending and asking her to move in, or by marrying her. Jan has the same facial structure as Caryl Zarubin from Veronaville.
Jan's name is randomized when Sim State University is generated. The name "Jan Bain" is only referenced in the game files.