Simon Cozens (born 1978) is a British Perl programmer, author, blogger and missionary. He is a graduate of Pembroke College, Oxford (where he studied Japanese) and All Nations Christian College (where he studied theology and missiology). He is the author of over 100 modules on CPAN, and several books on Perl programming. For several years, he was the administrator of Perl.com, a Perl webzine run by O'Reilly Media, Inc.
Cozens' Perl modules are many and various, but include much of the Email::* hierarchy, several modules related to Japanese and Go, the spam filter SpamMonkey, and the Maypole web application framework.
Simon Cozens married Henrietta Dudgeon on 28 February 2009.