Duff Goldman: Duff Goldman. Self: Holiday Baking Championship. Duff Goldman was born on 17 December 1974 in Detroit, Michigan, USA. He is a producer and actor, known for Holiday Baking Championship (2014), Star Wars: The Clone Wars (2008) and A Gingerbread Christmas (2022). He has been married to Johnna Goldman since 19 January 2019. They have one child.