Peter Norton and Gwen Adams

Peter Norton married Gwen Adams in May of 2007. Peter is the software publisher who produced Norton Utilities and Gwen is a financier. Peter was formerly married to Eileen Harris, and they had two children together.

Peter's Wiki

There is an interesting article about their house on Martha's Vineyard that includes some personal details.

William Cohen and Janet Langhart Cohen

William Cohen and Janet Langhart married in February of 1996. William is a former senator from Maine and Defense Secretary under Clinton and Janet is President and CEO of Langhart Communications as well as a former model, television journalist, and author. Together they have written a book Love in Black and White.

William's Wiki
Janet's Wiki

My Comments: I have not read their book, so I can't comment on it. If someone else has I'd be interested in your take.

Count Ferdinand and Countess Mary Von Habsburg

Count Ferdinand Leopold Joseph and Countess Mary Von Habsburg (born Mary Nyanut Ring Machar) of Austria were married in 1999. They have three children and live in Nairobi.

There are a lot of trees out there outlining the Habsburgs, but nothing about the family specifically except for this blog post.

Julie Brown and Martin Schuermann

[No image, but there is a beautiful picture here.]
Julie Dorne Brown (Downtown Julie Brown to many) and Martin Schuermann married in 1987. Julie is an actress best known for being an MTV VJ back in the day. They have a daughter Gianna.

Julie's IMDb
Julie's Wiki

My Comments: I want to say that Martin is a producer, but I'm not positive.