Feb 23 (Reuters) - Winners of the WGC-Accenture Match Play Championship since the inaugural edition in 1999 following the one-up victory by Australian Jason Day over Frenchman Victor Dubuisson after 23 holes in Sunday's final in Marana, Arizona (U.S. unless stated): 2014 Jason Day (Australia), Dove Mountain's Ritz-Carlton Golf Club, Marana, Arizona 2013 Matt Kuchar, Dove Mountain's Ritz-Carlton Golf Club, Marana, Arizona 2012 Hunter Mahan, Dove Mountain's Ritz-Carlton Golf Club, Marana,