The eighth overall selection by Houston at the 2006 MLS SuperDraft, Ianni played only two games as a rookie and was loaned to the California Victory of the USL First Division.
Played 16 games - nine starts - scoring one goal in 2007, helping the Dynamo to the MLS Cup title.
Scored his first professional goal on an assist by Stuart Holden in the 81st minute to help Houston to a 1-0 win on June 24, 2007.
Has started eight of 12 games this season, tallying an assist.
A strong, solid central defender, Ianni is expected to be a leader for the U.S.
Helped the U.S. gain a berth at the Beijing Games, playing in three of five qualifiers in March.
Called up to U.S. U-23 national team for games in China in December 2007, starting both matches, including 90 minutes in a scoreless tie with the hosts on Dec. 13 before scoring on an assist by Stuart Holden in 3-3 tie with China three days later.
A member of the U.S. Under-20 team that went 2-1-1 and posted shutouts in all three group-phase games before losing 3-1 to Italy in the round of 16 at the 2005 FIFA U-20 World Cup in the Netherlands.