Duane Chapman has a full name.
 He has three siblings: Jolene Kaye Martinez (ne Chapman; 19552016), Michael Chapman, and Paula Hammond (ne Chapman)
Duane, Beth, Leland, and Lyssa Chapman all appear in the pre-credits segment of the Hawaii Five-0 episode "Na Ki'i" with Duane Chapman interacting briefly with Steve McGarrett (Alex O'Loughlin)

