Bill Greening

Bill Greening (born c. 1971–72) is an American toy designer. Greening is known for his work at Mattel where he was a designer of Barbie dolls for 26 years. Greening has worked on a number of collaborations between Mattel's Barbie doll and celebrities.

Background Greening grew up in Orange, California and was given his first Barbie dolls as a child. In 1988, Greening began actively collecting Barbie dolls when he was sixteen years old. His collection numbers more than 500 pieces. where he was later named principal designer. Lucille Ball, Stevie Nicks, and Kylie Minogue. Greening also designed Barbie dolls based on imagined and fantasy characters, including The Hunger Games's Katniss Everdeen, She-Ra, and Lara Croft of the Tomb Raider franchise.

In 2020, Greening designed the 40th Anniversary First Black Barbie Doll in honor of Kitty Black Perkins, Greening's mentor and designer of the first black Barbie doll. At the time, Mattel faced criticism that a white man was responsible for designing a black doll. In response, Black Perkins publicly announced support for Greening's work on the doll, saying that “You don’t have to be Black to design Black.”

In March 2025, Mattel announced sweeping layoffs at the company's El Segundo headquarters, firing 120 workers, including Greening.

Independent designer Greening also designs one of a kind dolls for doll conventions and collectors.