Kristian Pedersen Tønder (9 November 1860 – 9 March 1934) was a Norwegian priest and politician for the Labour Party.
He was born at Sørli in Nesna Municipality as a son of farmers Peder Mikal Kristoffersen (1819–1885) og Jacobine Kristine Arntsdatter (1830–1896).
He also taught in the municipalities of Ibestad, Dyrøy and Tranøy during his life.
During the last two terms he chaired the parliamentary temperance group of the Labour Party.
[1] He also became known as the person who proposed Christopher Hornsrud as Prime Minister when the Labour Party parliamentary group voted over the question in 1928.