Most of the information below has been obtained through Richard Cummin's email.  To subscribe directly, please send an email to rccummins@hotmail.com and ask to receive his running emails.

20 December 2009
Wichai Wittaya School, 11 km race Changklan Road, by The Park hotel, near Chiang Mai Land
Time 6:00 am
100 baht
See http://www.patrunning.info/show.php?Category=board&No=116530 for Thai language brochure, including running route.

27 December 2009 Chiang Mai Marathon, Half-marathon, and 10 km races See http://www.chiangmaimarathon.com/ for all race details.  
From the English language site, scroll down to International runner live in Thailand to register for Thai baht rates rather than higher US dollar rates.
Date                 : Sunday, 27 December 2009 
Time:
4.00 am. (Marathon / Team Relay)         
5.00 am. (Half Marathon)                        
6.00 am. (Minimarathon 10 km.) 
8.00 am. (Kids Run and Walk) 

Start/Finish : The Thapae Gate