The 55-year-old wed photographer Christine Paluf, 34, at a ceremony near his home in Hartford, Connecticut, with 300 of their family and friends there to celebrate at the reception held in nearby Simsbury, reported NBCConnecticut.com.
As RadarOnline.com previously reported, Dr. Petit's wife Jennifer Hawke-Petit, 48, and daughters Hayley, 17, and Michaela, 11, were tortured and murdered in 2007, and Dr. Petit brutally beaten, by Steven Hayes and Joshua Komisarjevsky, both of whom have been sentenced to death in Connecticut.
The couple met after Christine worked as a photographer at events for the Petit Family Foundation, a charity he set up in memory of his family after the killings in Cheshire, and his former in-laws encouraged him to find love again following the loss of his first wife.
Cindy Hawke-Renn, Jennifer's sister, said that Christine's down-to-earth and jovial personality has helped change her brother-in-law “from a man of despair to a man of hope.
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"There's been a huge change in him. He sees a reason to be happy again, a reason for joy in his life," she revealed.
Paluf was a regular sight in the courtroom with Dr. Petit and his family during Komisarjevsky's triple murder trial last year.
Petit Family Massacre Survivor Faces Killer, 'Evil Does Live Among Us'
Dr. Petit Wished 'The Very Best' On His Engagement By Uncle Of Family’s Murderer