Olga is a past agent who was partnered with O'Donahue back in 1870. She has a demeaning know-it-all attitude.
Olga was caught stealing half of even items in Fistful of Fruit Juice, making her a traitor to Odd Squad. After being captured by Oprah and Yucks, she worked for Yucks' fruit stand, cutting the fruit into equal pieces. She may still be working for Shmumber enterprises. After she was fired, O'Donahue became partnered with Ms. O.
- Her badge number is 35.
- Fistful of Fruit Juice