William Henry Colbeck (1823 – 25 June 1901) was a 19th-century Member of Parliament in the Auckland Region of New Zealand.
Colbeck was a strong supporter of the construction of the North Auckland Line that would service the Northland Region.
He stood in the 1887 election in the Rodney electorate, but was beaten by the incumbent, William Pollock Moat.
[9] Captain Colbeck died at his home in Gladstone Road, Parnell, on 25 June 1901.
[1] His son Frank Colbeck (1861–1941) was a life member of the Farmers' Union, and stood for the Country Party in three general elections.