
The Ladysmith-born star scored high on Canadian Business magazine's first celebrity power list due to her numerous web hits, frequent press clippings, media appearances and a salary estimated at $US300,000 per television episode.
The 38-year-old star has first appeared in the early 1990s as the sexy blonde Lisa, the Tool Time girl, on the hit US television series Home Improvement.
She has appeared in more than a dozen films and television sitcoms, including Baywatch, "Barb Wire", comic book legend Stan Lee's Stripperella, VIP, Scream 3, and her latest effort, Stacked, about a party girl working in a bookstore.
Anderson became more famous for her much-publicised relationships with bad-boy rock stars Tommy Lee, from Motley Crue, and Kid Rock, as well as her 11 appearances on the cover of Playboy magazine.
Jim Carrey ranked as the second most powerful Canadian in the US film capital, while Keanu Reeves and Mike Myers were third and fourth on the magazine's list, respectively.
Hayden Christensen, who played Anakin Skywalker in two Star Wars movies came sixth, while Elisha Cuthbert , Rachel McAdams, and Sandra Oh ranked 11th, 12th and 14th.