300px Yana Zhernova is a female contestant on the Knock, Knock, Who's There? Wipeout!. Yana Zhernova is called the commy mommy. She got eliminated in the Double Cross and she was lost to Deborah Blackwell. Retrieved from "https://abcwipeout.fandom.com/wiki/Yana_Zhernova?oldid=6191" Categories: Females Competitors Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.