President Néstor Kirchner in March of 2007

Néstor Carlos Kirchner Ostoić (born February 25, 1950) was the President of Argentina from May 25, 2003 until December 10, 2007. A Justicialist, Kirchner was previously governor of the province of Santa Cruz.

Kirchner was little-known internationally and even domestically before his election, which he won by default with only 22.24 percent of the vote in the first round when former President Carlos Menem (24.45%) withdrew from the race.