Harold Valentine Ross Robertson QSO JP (born 22 May 1949), known as Ross Robertson, is a New Zealand politician for the Labour Party.

That same year, Robertson was then elected to represent the replacement seat of Manukau East.

[4] In 2006 Robertson reported to the New Zealand Police that a marijuana dealer was operating next to his electorate office in Ōtara.

[6] In 2013, Robertson voted against the Marriage Amendment Bill, which aimed to permit same-sex marriage in New Zealand, with fellow Labour MPs William Sio, Rino Tirikatene and Damien O'Connor.

On 6 June 2013, Robertson announced that he would retire from Parliament in order to pursue a career in local-body politics.