Martin Severin Janus From (8 April 1828 – 6 May 1895) was a Danish chess master known for creating From's Gambit.

[1] From's Gambit is a sharp response to Bird's Opening, requiring precision from both players.

Born in Nakskov, From received his first education at the grammar school of Nykøbing Falster.

He was employed by the Statistical Bureau, where he met Magnus Oscar Møllerstrøm, then the strongest chess player in Copenhagen.

From won a chess tournament in Copenhagen 1862, followed by Magnus Oscar Møllerstrøm, Søren Anton Sørensen, Hans A. Lindehn, A. Mathiassen, and others.