Anna Bristow 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. Anna has the same facial structure as Margaret Howe.
Even though she has blonde hair, her natural hair color is actually brown. Anna's name is randomized when Sim State University is generated. The name "Anna Bristow" is only referenced in the game files.