Debbe Dunning, sometimes credited as Debra Dunning, (born July 11, 1966) is an American (United States) actress. A native of Burbank, California, she graduated from John Burroughs High School, the same school her parents graduated from exactly twenty years earlier. She was a cheerleader and her schools Homecoming Queen, also winning the title of "Miss Burbank 1984". Her modeling career began with numerous Miller Beer advertisements, and her first television commercial was for Foot Locker. She has also appeared in ads for Ford Motors. She received national exposure as Louise, the "Run for the Border Girl" in a series of Taco Bell commercials.

Debbe Dunning is best known for playing the beautiful tool assistant Heidi Keppert (List of Home Improvement characters#Heidi), the "Tool Time girl" on the ABC (American Broadcasting Company) sitcom, Home Improvement (Home Improvement (TV series)). She had previously guest-starred in an episode of the show in an earlier season, and the shows producers selected her to return as a full-time member of the cast. She has also appeared on various TV shows and movies, including 1988s Dangerous Curves (Dangerous Curves (1988 film)). She was the reigning champion of the American Gladiators (American Gladiators (1989 TV series)) Celebrity Challenge two years running. Debbe also appeared in her own calendar in 1996 and several television commercials.

She is currently married to American volleyball player Steve Timmons and has two children: a daughter, Spencer Schae (born 1996) and a son, Stony (born in 2000).

In December 2004, Debbe Dunning was the spokesperson for a breast enlargement drink.

In December 2006, Dunning began starring in Wicked Wicked Games.

In September 2008, Debbe signed on as the national spokesperson for bioMETRX, Inc., the maker of smartTOUCH consumer biometric products that include finger activated garage door openers, door locks, mailboxes, thermostats and luggage.