Johan Mjällby, Swedish footballer and manager
Karl Johan Siward Mjällby (Swedish pronunciation: [ˈjûːan ˈmjɛ̌lːbʏ]; born 9 February 1971) is a Swedish football manager and former player who played as a centre back. He made his debut for the Sweden national team in 1997, and played 49 matches scoring 4 goals as a centre back. Mjällby was the team captain during the 2002 World Cup. He also took part in Euro 2000 and Euro 2004. He has been assistant manager of Bolton Wanderers, working alongside former Celtic team-mate and manager Neil Lennon.