Ryan Piers Williams (born May 13, 1981)^[1] is an American actor, director, and writer.

Williams was raised in El Paso, Texas, where he attended J. M. Hanks High School.^[1] From age 13 he wanted to be a director and took theater and video production classes in both middle school and high school. He went to study film at the University of Texas at Austin for 2+1⁄2 years before transferring as a junior to the University of Southern California and eventually being accepted into its School of Cinematic Arts.^[2]

Williams wrote and directed the films The Dry Land (2010) and X/Y (2014). He was a producer of writer-director Walter Strafford's Kilimanjaro (2013). Williams additionally has performed as an actor, in the 2007 short Muertas, which he directed, wrote and produced; and the features Blues (2008), Tomorrow Comes Today (2013), his own X/Y (2014), and 1985 (2018). He briefly appears in Barbie (2023) as the husband of Gloria, played by his real life wife America Ferrera.

Williams married America Ferrera on June 27, 2011.^[3][4] He directed her in the 2010 film The Dry Land,^[3][5] which received Imagen Awards nominations for best feature film and for Ferrera's performance as best actress.^[6] The couple had son Sebastian in May 2018,^[7][8] and daughter Lucia on May 4, 2020.^[9][10]

• The Dry Land (2010)
• Kilimanjaro (2013)
• X/Y (2014)
• Barbie (2023)