Ken Clarke outperformed all expectations by coming top in the final round of voting by the party's 166 MPs. At a point in the contest when Iain Duncan Smith was tipped to win the vote, he stole first place, winning 59 votes, leaving Iain Duncan Smith on 54 and Michael Portillo on 53.
It was a particularly impressive performance from the man who was last to enter the race. Ken Clarke came third in both the first round of voting and the first round re-match. Although he took more votes, 39, at the second attempt.
Michael Portillo headed that ballot with 50 votes, Iain Duncan Smith came second with 42 votes. The end markers were David Davis on 18 and Michael Ancram, who was knocked out after coming last with 17 votes.
In the first round of voting Ken Clarke took 36 votes. Michael Ancram and David Davis both took 21 votes, Michael Portillo came top with 49 and Iain Duncan Smith took 39.
Those MPs (28) who declared their support for Clarke ahead of the final knockout vote included: Ken Clarke, Tony Baldry, Alistair Burt, James Clappison, Derek Conway, Sir Patrick Cormack,
David Curry, Quentin Davies, John Greenway, John Gummer, Michael Jack, Robert Jackson, Boris Johnson, Oliver Heald, John Horam, Greg Knight, Humfrey Malins, John Maples, Michael Mates,
Anne McIntosh, Andrew Mitchell, James Paice, Anthony Steen, Ian Taylor, Andrew Tyrie, Robert Walter, Ann Widdecombe, Sir George Young.