Showbiz
The helmeted Top Gear driver is a regular feature on the BBC car show alongside Jeremy Clarkson, Richard Hammond and James May, yet never speaks or reveals any clues about his or her identity.
According to search engine Ask.com, the mystery has led to the question "Who is The Stig?" becoming one of the top ten queries made by users of its service this year.
The most popular question for 2008 was "Am I pregnant?", while "Where can I get a cheap loan?" also featured on the table.
Ask.com's European MD, Cesar Mascaraque, said: "The Stig seems to be a cult figure whose identity is so sought after that thousands are turning to the internet to try and find an answer."
Britney Spears recently topped a list of most searched-for subjects on Yahoo UK.
Related Stories
Ten Things About...
Ten Things About... Ridley ScottWe find out ten fast facts about the English producer and director.
Interviews
'Angels' Share' Ken Loach interviewKen Loach, Paul Laverty and Paul Brannigan on their whiskey-soaked comedy.
Fashion & Beauty
Duchess of Cambridge's memorable momentsFlick through a gallery of Kate Middleton's stand-out public appearances.
Celeb Birthdays
Marilyn Monroe: Life and career in picsFlick through our gallery on what would have been Marilyn's 86th birthday.
