Martin Owen Gallagher JP (born 11 February 1952)[1] is a New Zealand politician and was Labour member of Parliament representing the Hamilton West electorate until November 2008.

Gallagher was educated at Hamilton Boys' High School, and the University of Waikato where he completed a Bachelor of Social Science degree.

In the 2008 general election he was defeated by National's Tim Macindoe.

[2][5] After losing his Parliamentary seat in 2008, Gallagher returned to local body politics.

In the 2010 and 2013 local elections, he ran for the Hamilton City Council and the Waikato District Health Board as an independent candidate.