Just tested — works fine for me, the weekdays/month names show and are English as expected.
Are you using gnome-panel's own clock applet, or indicator-datetime? (And do you have a screenshot?) ** Changed in: gnome-panel (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-panel in Ubuntu. https://bugs.launchpad.net/bugs/1419391 Title: LANG=C environment breaks clock Status in gnome-panel package in Ubuntu: Incomplete Bug description: When the environment contains LANG=C (in .pam_environment, for example), the clock in gnome-panel disapears if it is either in 12-hour format, or it displays seconds. Thanks ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: gnome-panel 1:3.8.0-1ubuntu12.2 ProcVersionSignature: Ubuntu 3.16.0-25.33~14.04.2-generic 3.16.7 Uname: Linux 3.16.0-25-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.6 Architecture: amd64 CurrentDesktop: Unity Date: Sun Feb 8 14:06:58 2015 EcryptfsInUse: Yes ExecutablePath: /usr/bin/gnome-panel GsettingsChanges: InstallationDate: Installed on 2014-09-26 (134 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) ProcEnviron: LANGUAGE=en_AU:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_AU.UTF-8 SHELL=/bin/bash SourcePackage: gnome-panel UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-panel/+bug/1419391/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp