David Ian Pool CNZM FRSNZ (22 November 1936 – 28 April 2022) was a New Zealand demographer.

[4] He then earned a PhD at the Australian National University in 1964 with a thesis titled The Maori population of New Zealand, supervised by W. D.

[5] An expert on the demographics of Māori from pre-colonial times, as well as on the New Zealand population in general, Pool also researched and published on African demography, and undertook missions for international organisations including the United Nations Population Fund and the Population Council in French- and English-speaking African nations, as well as in Asia and the Pacific.

[7] He was appointed a Companion of the New Zealand Order of Merit, for services to demography, in the 2013 New Year Honours.

[11] Pool was married to Janet Sceats, also a demographer, for nearly 60 years, and the couple had two children.