Tranquillo Barnetta (Italian pronunciation: [tra?'kwillo bar'netta]; born 22 May 1985) is a retired Swiss professional footballer who played as a midfielder.
He usually played out wide as a left winger but could also play in the centre as an attacking midfielder, or even in a more withdrawn role as a central midfielder.
Barnetta was known for his "extreme pace, mobility and creativity".
Prior to moving to the MLS, Barnetta played football for several Swiss and German clubs.
At international level, he has amassed 75 caps for the Swiss national team, representing his nation in three FIFA World Cups, and two UEFA European Football Championships.