Roderic Dugald Morton Page (born 1962) is a New Zealand-born evolutionary biologist at the University of Glasgow, Scotland, and the author of several books.

[4] As of 2015[update] he is professor at the University of Glasgow and was editor of the journal Systematic Biology until the end of 2007.

[9] Page is known for his work on co-speciation and in particular the development of bioinformatic software such as TreeMap,[10] RadCon,[11][12] and TreeView.

[1][13][14][15] Page is a co-author with Eddie Holmes of Molecular Evolution: A phylogenetic approach[3] and editor of Tangled trees: phylogeny, cospeciation and coevolution.

[16] He received the Bicentenary Medal of the Linnean Society in 1998,[17] and the Ebbe Nielsen Challenge joint first prize in 2018.