Carl Johan Petter Hansson (IPA: [ˈpɛ̌tːɛr ˈhɑ̌ːnsɔn]; born 14 December 1976) is a Swedish former professional footballer who played as a defender.

A full international between 2001 and 2009, he won 43 caps for the Sweden national team and represented his country at the 2004 and 2008 UEFA European Championships as well as the 2006 FIFA World Cup.

Petter Hansson became a popular player at Halmstads BK, mainly because his fighting spirit and a strong will to win a match.

[6] After losing away against Denmark on 10 October 2009, it was obvious that Sweden had failed to qualify 2010 FIFA World Cup in South Africa the following year.

Due to this, Hansson along with several other players decided to end their international careers after the final qualifying match against Albania, which Sweden won 4–1.