Michelle Sinclair (born 1980 or 1981[4]), known professionally as Belladonna,[1][2][3] is an American former pornographic film and erotic actress, director, producer, and model.

Since announcing her retirement from pornography in 2012,[5][6][page needed] she has acted in several mainstream films, including Inherent Vice and The Ladies of the House.

[1] She has since appeared in over 300 adult films, including titles such as Service Animals 6 & 7, She-Male Domination Nation, Bella Loves Jenna, Back 2 Evil, Weapons of Ass Destruction, and Fashionistas Safado: The Challenge.

[7] In 2002 she featured in the multi award-winning BDSM themed Fashionistas; its director John Stagliano described her as "a woman with the most incredible sexual abilities I’ve ever seen.

[8] CNBC noted that while she had stepped back from acting to pursue directing and producing, she has maintained a loyal fan base, and has been nominated for 42 AVN awards and won 10 in the course of her career.

[citation needed] Sinclair was featured on the cover of the second album of British metalcore band Asking Alexandria, titled Reckless & Relentless, released in 2011.