The Swedish goalkeeper has represented Sweden in their youth teams and made his senior debut for Sweden in 2012.
Karl Johan Johnsson was born on 28 January 1990 in Ranneslov, Sweden and is of Swedish nationality having European ethnic background.
He was interested in playing football since his early childhood days and played at the youth clubs of local Swedish football clubs such as Ranneslovs GIF and Halmstads BK.
His annual salary is above € 880,000 with a weekly salary of € 17,000 which he earns from playing for his current club of Guingamp and has a market worth in the region of £2.25 million as of June 2018.
Examing his professional playing career, his net worth combined with his assets as well as endorsement is assumed to be around $ 2 million.
After playing for the junior team of Halmstads BK, he joined the main team in 2009 and went on to make 67 appearances for the team.
He later went to Holland and was transferred to Dutch professional football club, NEC in 2013.
Johnsson later left the club in 2013 for Danish football club, Randers FC in 2014 and played for a couple of seasons for Randers.
Currently, he is playing for French Ligue 1 football club, Guingamp with whom he signed in 2016.
After representing Sweden at their under 19 and under 21 teams, he made his full international debut for senior Sweden team against Qatar in a friendly when he came as a substitute in 2012.
He along with Swedish players such as midfielder, Emil Forsberg, and Gustav Svensson, and was included in Sweden 23 man squad led by Andreas Granqvist for the 2018 FIFA World Cup held at Russia.
Currently, 28, Karl Johan Johnsson stands at a height of 6 feet 2 inches tall and weighs around 83 kg.
He also won the Danish Goalkeeper of the Year in 2015.
Talking about his personal life, nothing is much known his personal and private as there is no official Instagram or Facebook fan page dedicated to him.
Moreover, there is no information concerning his past and present relationship with any woman.
He looks like a player who is interested in developing his skills and improving his game rather be involved in any sort of controversy and scandals.
As per our record, he is possibly single and unmarried.