Bruce William Hayward MNZM FRSNZ (born 1950) is a New Zealand geologist, marine ecologist, and author.

[2][3] In 1976–1977 he was a postdoc at the Smithsonian Institution in Washington, D.C.[4] Hayward was from 1978 to 1991 a micropaleontologist for the New Zealand Geological Survey, Lower Hutt.

In March 1991 Hayward became the curator of marine invertebrates at the Auckland Institute and Museum, after the retirement of Walter Olivier Cernohorsky.

In 2003 he became the founder and principal scientist of Geomarine Research, located in Auckland.

"[1] The New Zealand foliose lichen species Pseudocyphellaria haywardiorum was named after Bruce and Glenys Hayward in 1988 by David Galloway, after the pair collected the type specimen of the species in 1971, on Red Mercury Island.