Terri Seymour (born Theresa Helene Seymour in 1974 in Hertfordshire, England) is a British television presenter and sometime actress best known for being the girlfriend of The X Factor and American Idol judge Simon Cowell since 2002.

She is of English descent. Her English mother raised her by herself, while Terri never knew her father.

She first found success as a commercial model appearing in catalogues and commercials, though first came into the public eye when she became co-host of Wheel of Fortune on the British television network ITV from 2000 to 2001.

In 2000, Seymour appeared in the television film In the beginning and in 2002 played a small role in the British film 24 Hour Party People.

Seymour has recently been seen as a correspondent on the popular US entertainment news show Extra and occasional reporter on ITV2's The Xtra Factor and This Morning. In 2006, she made a special guest appearance on The Tyra Banks Show as a judge in a search for the next top male model and played herself in the film Material Girls.

source: wikipedia.org