Knut Andreas "Knatten" Lindberg (2 February 1882 – 6 April 1961) was a Swedish athlete who competed at the 1906 Intercalated Games and the 1908 and 1912 Summer Olympics.

[1] He had his best results in 1906 when he won a silver medal in javelin throw and finished fifth in ancient pentathlon[2] and sixth in the 100 m race.

He won another silver medal in 1912, with the Swedish 4 × 100 m relay team, but failed to reach the finals in all his other events in 1908 and 1912, which included sprint and javelin throw.

He was also part of the Örgryte IS football team that won the Swedish championships in 1902 and 1904–1907.

In 1910, he beat to death a taxi driver, but his defense lawyer managed to lower his sentence to seven months.