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. It was played in a two-legged system. The draw was made on October 20, 2010. 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