Can I do a Top Ten after 40+ years? Here goes, (in no particular order.)
Christy Canyon, Stephanie Swift, Maria Ozawa, Sunny Leone, Melena Maria Rya, Jana Jordan, Lily Lebeau, Eugenia Diordiychuk (aka Katie Fey/Jenya D,) Eve Angel, and Lady Dee or Lucy Li (don't make me decide between these two damn it!)
Others in Running: Dare Taylor, Hayden Winters, Nia Nacci, Rachel Cook, Devinn Lane, Erica Campell, Hyapatia Lee, Zafira, Little Caprice, Katya Clover, Ana Fox, and way to many more.