Rosemarie Wolosenko is one of the pre-made NPC animal control officers in Pets from The Sims 2: Pets. The other two animal control officers are Ron Jayapalan and Renee Chin. She can be made playable by befriending and asking her to move in, or by marrying her.
Rosemarie has the same facial structure as Jeannie Johnson. Her name is randomized when Pets is generated. The name "Rosemarie Wolosenko" is only referenced in the game files. Often going unnoticed, she has 28 personality points, instead of the usual 25.