Nathan was known as 'Marty' in the Big Brother house, as there was another contestant who shared the name Martin.
Nathan married fellow Big Brother contestant Jessica Hardy in 2001. They separated in 2005.
Nathan: (on his new girlfriend following the breakdown of his marriage to fellow "Big Brother" contestant, Jess) I have a girlfriend. I'm looking at buying a piece of the farm from dad and, when I build a shack on the farm, she'll come and live with me.