Preliminary Round 1 of the Men's Asian Qualifiers for the 2012 Olympic football tournament was held on 23 February 2011 and 9 March 2011.
[1] The 11 winners from the preliminary round will join the 13 higher ranked teams in two-legged knock-out ties to be played on 19 and 23 June 2011.
11 teams have been seeded and 11 unseeded on the basis of ranking of Asian qualifiers and final round of 2008 Beijing Olympics men's football tournament: Hong Kong India Indonesia Iran Jordan Kuwait Malaysia Oman Thailand United Arab Emirates Yemen Bangladesh Chinese Taipei Kyrgyzstan Maldives Myanmar Pakistan Palestine Singapore Sri Lanka Tajikistan Turkmenistan Palestine was awarded a 3-0 win to Palestine after Thailand fielding an ineligible player, Sujarit Jantakul.
Thailand won after penalties, but Palestine will replace them in the second round after fielding an ineligible player.
United Arab Emirates won 10–1 on aggregate.