Vanessa L'asonya Hayden-Johnson (born June 5, 1982), née Vanessa L'asonya Hayden, is an American former college and professional basketball player who was a center in the Women's National Basketball Association (WNBA) for five seasons in the 2000s.

After reporting to the pre-season training camp 20 pounds overweight, Hayden-Johnson lost her starting job early on and remained prone to foul trouble.

Hayden-Johnson missed the entire 2007 WNBA season to give birth to her first child.

On January 30, 2009, Hayden-Johnson was traded to the Los Angeles Sparks for Christi Thomas.

Hayden was a contestant on Season 16 of the reality competition The Biggest Loser, titled The Biggest Loser: Glory Days, which premiered on September 11, 2014, on NBC.