Anderson da Silva (Portuguese pronunciation: [ˈɐ̃deʁsõ ˈsiwvɐ]; born April 14, 1975) is a Brazilian professonal mixed martial artist currently signed with the Ultimate Fighting Championship (UFC). He is a former UFC Middleweight Champion and had the longest title reign in UFC history at 2,457 days. This started in 2006 and ended in 2013 and included a UFC record 16 consecutive victories in that span. UFC president Dana White, UFC commentator Joe Rogan, and numerous mixed martial arts (MMA) analysts have named Silva the greatest mixed martial artist of all-time. As of January 28, 2019, he is #15 in official UFC middleweight rankings.