It's hard to nail down exactly how old someone looks, but here's a quiz to see if you can guess just how old some of these adult entertainers are. Check out the quiz below and your scores after it!

1. Abella Anderson

2. Aletta Ocean

3. Black Angelika

4. Christy Mack

5. Daisy Marie

6. Jenna Jameson

7. Jesse Jane

8. Juelz Ventura

9. Katie Kox

10. Marie Ozawa

11. Mia Malkova

12. Mia Khalifa

13. Sunny Leone

14. Tanner Mayes