Katherine Gregory is one of the pre-made NPC cheerleaders 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. Katherine has the same facial structure as Nicole Thompson.
She shares her name with a townie from Veronaville and an evil mascot from La Fiesta Tech. Katherine's name is randomized when Sim State University is generated. The name "Katherine Gregory" is only referenced in the game files.