| Date | Event |
|---|
| 1/9 |
67th KGS Computer Go Tournament (19x19). |
| 2/6 |
68th KGS Computer Go Tournament (19x19). |
| 2/20-25 |
First 2011 Slow KGS Computer Go Tournament (19x19). |
| 3/6 |
69th KGS Computer Go Tournament (13x13). |
| 3/8-9 |
2011 JAIST Cup Game Algorithm Competitions, Tokyo, Japan. |
| 4/3 |
70th KGS Computer Go Tournament (9x9). |
| 5/8 |
71st KGS Computer Go Tournament (19x19). |
| 5/22-27 |
Second 2011 Slow KGS Computer Go Tournament (19x19). |
| 6/5 |
72nd KGS Computer Go Tournament (19x19). |
| 6/11-12 |
2011 CGF Open Computer Go Tournament, Tokyo, Japan. (in Japanese) |
| 6/24-29 |
FUZZ-IEEE 2011 Series Activities on Computer Game of Go, Taipei, Taiwan. |
| 6/25-26 |
TCGA Computer Game Tournaments 2011, Tainan, Taiwan. |
| 7/3 |
73rd KGS Computer Go Tournament (9x9). |
| 7/23-8/6 |
55th European Go Congress, Bordeaux, France. |
| 8/14 |
74th KGS Computer Go Tournament (9x9). |
| 8/21-26 |
Third 2011 Slow KGS Computer Go Tournament (19x19). |
| 9/4 |
75th KGS Computer Go Tournament (19x19). |
| 9/6-8 |
CEDEC 2011 Lightning Go 9x9 Board AI Matches, Yokohama, Japan. |
| 10/2 |
76th KGS Computer Go Tournament (19x19). |
| 11/4-6 |
The 16th Game Programming Workshop 2011, Hakone, Japan. |
| 11/11-13 |
The 2011 Conference on Technologies and Applications of Artificial Intelligence (TAAI 2011) and TAAI Computer Game Tournament, Jung-Li (near Taoyuan), Taiwan. |
| 11/13 |
77th KGS Computer Go Tournament (13x13) (date changed). |
| 11/18-26 |
ICGA events 2011 (19th World Computer Chess Championship, 16th Computer Olympiad, 13th Conference on Advances in Computer Games, etc.), Tilburg, The Netherlands. |
| 11/27-11/31 |
Fourth 2011 Slow KGS Computer Go Tournament (19x19) (date changed). |
| 12/3-4 |
The Fifth Computer Go UEC Cup, Tokyo, Japan. |
| 12/4 |
78th KGS Computer Go Tournament (9x9) (time changed). |
(Hideki kato a.k.a. GG)