Denise Austin holds an American nationality and belongs to the white ethnicity. Talking about her personal life, Denise Austin is a happily married lady. She got married to Jeff Austin in April 1983. Denise's husband Jeff Austin is a former professional tennis player from the United States. The couple has two children named, Kelly born in 1990, and Katie born in 1993. Her daughter, Katie is a fitness instructor like her. Age 59, Denise Austin is the creator of more than 100 fitness videos and DVDs. Although she has not revealed her actual earning, her net worth should be in the millions.