The New Zealand-born hooker makes his first Lions squad, five years after his England debut.
Last Updated: 31/05/13 10:45pm
Hartley has won 47 caps since making appearing for his adopted home against the Pacific Islanders in 2008.
Although he was born and raised in Rotorua, Hartley moved to England in 2003 and initially joined the Worcester Academy.
Hartley quickly worked his way through the England age groups before joining Northampton in 2005.
The fiercely competitive front-row has shown his leadership qualities by captaining both Northampton and England over the years.