He joins Spain's Carlos Sastre, 2009 green jersey winner Thor Hushovd of Norway and Germany's Heinrich Haussler at the three-week race that starts on July 3 in Rotterdam.
Hunt finished the Tour de Suisse at the weekend after a sturdy effort. He wins his first Tour ride in his 15th season as a professional.
The 36-year-old was selected on Credit Agricole's Tour team in 2008, but was withdrawn at the last minute.
Compatriot Daniel Lloyd has ridden the Giro d'Italia. He is named on the list as a reserve.