Hathaichanok Chimbanrai, Rugphong Vongsaroj
This research article for to define the term and characteristics of high-quality tourists in Thailand; from the use of segments to classify tourists according to different criteria. Use mixed research Qualitative research In-depth interview is a tool used in this research to collect data from samples. Samples who provide data are scholars and interested persons in the tourism industry, groups of related associations, government and private sectors related to tourism development and marketing, and entrepreneurs working in the field of tourism and service industry. Interview Form and Voice Recording are used during an interview. The researcher also applies a Semi-Structure Interview to interview the individual, Questionnaire is the tool used in this quantitative research to collect data from samples (who are generally foreign tourists traveling to Bangkok, Chiang Mai, and Phuket) which consists of 6 topics. Tourist Decision Making, The results of the research were as follows: High-quality tourists with different Tourist's Travel Motivation for Convenience had no significant differences at the Attributes of Tourists at 0.05. Considering different levels of education, income, and career, motivation is the driving force and factors influencing travel time were statistically significant differences at the level of 0.05, Relationship between Attributes of Tourists and Tourist Decision Making, Attraction found that Attributes of Tourists and Tourist Decision Making, Attraction No relationship At a significance level 0.05 Relationship between Attributes of Tourists and Tourist Decision Making, Information Sources found that Attributes of Tourists and Tourist Decision Making, Information Sources No relationship At a significance level 0.05.