Question: What music producer has Danielle Riley Keough's mother been married to?

Context paragraphs:
Hold the Dark: Hold the Dark is an upcoming American thriller film directed by Jeremy Saulnier from a screenplay by Macon Blair.  It is based upon the novel of the same name by William Giraldi.  It stars Alexander Skarsgård, Riley Keough, James Bloor, James Badge Dale and Jeffrey Wright.

Riley Keough: Danielle Riley Keough ( ; born May 29, 1989) is an American actress and producer.  She is the daughter of singer-songwriter Lisa Marie Presley with Danny Keough, and the eldest grandchild of Elvis and Priscilla Presley.  From 1994 to 1996 Michael Jackson was her stepfather.

Logan Lucky: Logan Lucky is a 2017 American heist comedy film directed by Steven Soderbergh, based on an original script written by unknown newcomer Rebecca Blunt.  Soderbergh came out of retirement to direct the film and to distribute it independently through his own company Fingerprint Releasing.  The film features an ensemble cast consisting of Channing Tatum, Adam Driver, Riley Keough, Daniel Craig, Seth MacFarlane, Katie Holmes, Hilary Swank, Katherine Waterston and Sebastian Stan, and follows the unlucky Logan family who plan to rob the Charlotte Motor Speedway, and try to avoid getting caught by the FBI.

Lisa Marie Presley: Lisa Marie Presley (born February 1, 1968) is an American singer-songwriter.  She is the daughter of singer and actor Elvis Presley and actress and business magnate Priscilla Presley.  Sole heir to her father's estate, she has developed a career in the music business and has issued three albums.  Presley has been married four times, including to singer Michael Jackson and actor Nicolas Cage, before marrying music producer Michael Lockwood, father of her twin girls.

Yellow (2012 film): Yellow is a 2012 American drama film directed by Nick Cassavetes and written by Nick Cassavetes and Heather Wahlquist.  The film stars Riley Keough, Sienna Miller, David Morse, Ray Liotta, Melanie Griffith and Lucy Punch.  The film was awarded "Best Film" at the Catalina Film Festival on September 22, 2013.

Jack &amp; Diane (film): Jack & Diane is a 2012 American romantic horror film written and directed by Bradley Rust Gray, and starring Riley Keough and Juno Temple.  Olivia Thirlby and Ellen Page were originally cast for the lead roles in 2008 before the project was postponed.

The Discovery (film): The Discovery is a 2017 British-American romantic science fiction film, directed by Charlie McDowell from a screenplay written by Justin Lader and Charlie McDowell.  It stars Rooney Mara, Jason Segel, Robert Redford, Jesse Plemons, Riley Keough and Ron Canada.

The Girlfriend Experience (TV series): The Girlfriend Experience is an American anthology drama television series created, written, and directed by Lodge Kerrigan and Amy Seimetz.  The first season stars Riley Keough as Christine Reade, a law student intern who also works as a high-end escort.  Executive produced by Steven Soderbergh, it is based on the 2009 film of the same name.  A 13-episode first season premiered on April 10, 2016, and all episodes were made available on Starz On Demand.

Welcome the Stranger: Welcome the Stranger is an upcoming American drama mystery film written, directed, and produced by Justin Kelly.  It stars Abbey Lee, Caleb Landry Jones and Riley Keough.

It Comes at Night: It Comes at Night is a 2017 American psychological horror film written and directed by Trey Edward Shults.  It stars Joel Edgerton, Christopher Abbott, Carmen Ejogo, Kelvin Harrison Jr. and Riley Keough.

Supporting paragraphs: Riley Keough Lisa Marie Presley
Answer: Michael Lockwood