Andreas Ulmer (German pronunciation: [anˈdʁeːas ˈʔʊlmɐ];[2][3] born 30 October 1985) is an Austrian professional footballer who plays as a defender.

He is the former captain of Austrian Bundesliga club Red Bull Salzburg, where he played for sixteen seasons and won 22 trophies, and also represented the Austria national team.

Born in Linz, Ulmer joined the Frank Stronach Akademie to make his professional debut for Austria Wien in the 2004–2005 season.

On 28 January 2009, it was announced that Ulmer was transferred to Red Bull Salzburg with immediate effect.

They finished top of their Europa League group, for a record fourth time, before beating Real Sociedad and Borussia Dortmund thus making their first ever appearance in the UEFA Europa League semi-finals.