Callum A.S. Hill (born in 1957) is a Scottish materials chemist and wood scientist, who worked at Bangor University and Edinburgh Napier University, and is an elected fellow of the International Academy of Wood Science.

Since 2010, he has served as the director at the JCH Industrial Ecology Ltd, a private consultancy specializing in sustainability.

His research contributions in chemical and thermal modification of wood, and lignocellulosic fibres have been well recorded.

[2] [3][4][5] He currently holds the position of senior consultant at the Norwegian Institute for Bioeconomy Research in Ås, Norway.

[8] In October 2023, a meta-research carried out by John Ioannidis et al. at Stanford University, included Callum Hill in Elsevier Data 2022, where he was ranked at the top 2% of researchers in wood science (forestry – materials), having a composite index of 4.023, the highest one in this scientific area globally.