Karl Johan Ljungberg (22 November 1868 – 11 July 1943) was a Swedish civil engineer who was a professor at KTH Royal Institute of Technology. He also represented his native country at the 1908 Summer Olympics in Ryde, Isle of Wight, Great Britain in the 8 Metre, placing fifth. Further reading References 1868 births 1943 deaths Engineers from Stockholm Swedish civil engineers Sailors at the 1908 Summer Olympics – 8 Metre Swedish male sailors (sport) Olympic sailors of Sweden 20th-century Swedish engineers