This thesis is aimed at studying concept, form of usage, and analysis of form of the yellow robe usage supporting the Dhamma practice of Buddhist monks in Theravada Buddhism. Methodology of this research are the analytical studying from Buddhist scriptures i.e. Tipitaka and Atthakatha, texts, academic documents, and related review literatures. The research results are as follows:

1.             The concept of yellow robe in Theravada Buddhism is found as follows; the

term ‘yellow robe’ means any one of the clothes for monks in Buddhism called “Uttarasanga”, the importance of yellow robe is to use for physical covering, protection from heat and cold weather, covering the humiliating human organs, protection from reptiles and insects causing interference in Dhamma practice. The Buddha did not allow Buddhist monks to have the lay people dresses, but to use garment called “Uttarasanga”, buttonhole and button which are the parts of yellow robe. The Buddha’ s such provision is to guide Buddhist monks for simple living, non-attachment, contentment, and for supporting the Dhamma practice.

2.             The form of yellow robe usage of Buddhist monks in Theravada Buddhism is

found as follows; the Buddha proclaimed the rule regarding yellow robe for the purpose of the same pattern and unity; the form of yellow robe usage is different in terms of

different terrains but remains the typical sewing style up to the present time, only the colour dying has been changed; anyhow the most significance regarding the form of yellow robe usage is to support the Dhamma practice.

3.             The analysis of form of yellow robe usage supporting to Dhamma practice of

Buddhist monks in Theravada Buddhism is found as follows; the Buddhist monks can conform to Dhamma and Vinaya to prolong Buddhism; to bring the harmony to the Sangha; to gain for oneself i.e. physical covering, protection from heat and cold weather, covering the humiliating human organs, protection from reptiles and insects causing interference in Dhamma practice; to confirm faith and belief of the Buddhist donors  i.e. the pattern and unity of the Sangha, building faith and confidence to the people who have met; to gain both for oneself and for others i.e. for Buddhist monks in physical covering, protection from heat and cold weather, covering the humiliating human organs, protection from reptiles and insects, and for others in seeing the Buddhist monks’ pattern and unity causing to bring more faith and confidence.