Made with MAGIX MacMillan Tartans MacMillan Pride Show your pride with a Clan MacMillan T-shirt.  Pacific Branch has T- Shirts in many sizes and colors. Order on-line or see us at the one of the Highland Games on the Events Page Clan MacMillan Pacific Branch is a 501 (c) (3) non-profit organization. Clan MacMillan Pacific Branch Announcements  May 27-28, 2017 Costa Mesa Highland Games Orange County Fairgrounds. All Military, Police, Sheriff and First Responders will recieve FREE admission with valid ID or proof of service. Visit the games website for details.