| II Thailand Regional Games | |
| Host City: | Chiang Mai |
| Teams: | 71 (from 9 regions) |
| Athletes: | 1,700 |
| Events: | 118 in 14 sports |
| Opened By: | Prime minister Thanom Kittikachorn |
| Athlete Oath: | Khun Sermsurasak |
| Torch Lighter: | Charoen Wattanasin |
| Stadium: | Chiang Mai Municipality Stadium |
| Previous: | Bangkok 1967 |
The 1968 Thailand National Games, officially known as the II Thailand National Games (Thai: กีฬาเขตแห่งประเทศไทย ครั้งที่ 2), and commonly known as Chiang Mai 1968, was a multi-sport event held in Chiang Mai, Thailand, from 3 to 9 December 1968 with 118 events in 14 sports and disciplines featured in the games . This was Chiang Mai's first time to host the Thailand National Games. A total of 1,700 athletes from 9 regions participated in the games.
The final medal tally was led by Region 1, followed by Region 7 and Region 6.[1]
The emblem of 1968 Thailand Regional Games was the emblem of Sports Authority of Thailand or SAT and under the logo by the text
The 2nd Thailand National Games represented 9 regions from 71 provinces.
The 1st Thailand National Games represented 15 sports.