"Bill" Rudman (born 1944)[1][2] is a malacologist from New Zealand and Australia.
[2] In particular he studies sea slugs, opisthobranch gastropod molluscs, and has named many species of nudibranchs.
Rudman has a PhD from the University of Auckland, gained with a thesis on bullomorph opisthobranchs.
[3] Rudman ran the Sea Slug Forum, a website affiliated with the Australian Museum.
In Rudman's words, the forum "aims to generate more interest in these fascinating animals by sharing information with a worldwide audience.".