diff --git a/.mailmap b/.mailmap
index 7a25209a..abc06f99 100644
--- a/.mailmap
+++ b/.mailmap
@@ -5,10 +5,12 @@ Franek Korta <fkorta@gmail.com>
 Hanno Böck <hanno@gentoo.org>
 James Clark <jjc@jclark.com> <jclark@users.sourceforge.net>
 José Gutiérrez de la Concha <jose@zeroc.com>
+Joyce Brum <joycebrum@google.com>
 Karl Waclawek <karl@waclawek.net> <karl.waclawek@qlinesolutions.com>
 Karl Waclawek <karl@waclawek.net> <kwaclaw@users.sourceforge.net>
 Kishore Kunche <kishore.kunche@intel.com>
 Martin Ettl <ettl.martin78@googlemail.com> <orbitcowboy@web.de>
+Owain Davies <owaind@bath.edu>
 Rhodri James <rhodri@wildebeest.org.uk> <rhodri@kynesim.co.uk>
 Rolf Eike Beer <eike@sf-mail.de> <eb@emlix.com>
 Sebastian Pipping <sebastian@pipping.org> <hartwork@users.sourceforge.net>