In 1999 Van Dien met actress Catherine Oxenberg during the filming of the TV movie "The Collectors", and they soon worked together again in the 1999 thriller "The Omega Code". On May 8, 1999, they married at Graceland Wedding Chapel in Las Vegas, Nevada. In 2005, the couple appeared in their own reality series, "I Married a Princess", which aired on the Lifetime Television channel in the United States, LIVINGtv in the United Kingdom and Lifestyle You in Australia; Oxenberg's mother is Princess Elizabeth of Yugoslavia. During the 2006–2007 TV season, Van Dien and Oxenberg co-starred in the American drama series "Watch Over Me" on MyNetworkTV. Oxenberg had a daughter from a previous relationship, India Riven Oxenberg (born 1991). Van Dien and Oxenberg have two daughters, born 2001 and 2003. In 2015, Van Dien filed for divorce from Oxenberg.