This study aims to determine the response of farmers to the performance of agricultural extension workers in the Messawa sub-district, Mamasa district,and to find out how members of farmer groups respond to the performance of agricultural extension workers in the Messawa sub-district, Mamasa district. The research location was determined purposively, namely in the Messawa sub-district, Mamasa Regency, West Sulawesi in the six villages, namely Rippung village, Pasapa'mambu village, Makuang village, Matande village, Sipai village and Messawa Village. Determination of farmer group members as respondents purposively with the number of respondents as many as 36 members of the farmer group. The type of data used in this study is based on the source, namely primary data and secondary data. The research data was collected by interview technique using questionnaires, observation, and secondary data in the form of documentation. The results showed that the response of farmers to the performance of agricultural instructors The role of agricultural instructors consists of 6 (six) aspects, namely as a director, organizer, initiator, motivator, facilitator, and agent ofchange. Of the 6 (six) aspects of the role of the agricultural instructor, they are either as a director (Supervisor 66.7%), as an organizer (forming a group 55.6%), as an initiator (providing 50% new ideas or ideas), as a motivator ( making farmers willing to work 63.9%), as facilitators (analyzing the needs of farmer groups 38.9%), and agents of change (in terms of working methods 47.2%). The problems faced by agricultural extension workers today are transportation problems, there is no official vehicle for the extension worker bythe terrain where the extension worker is assigned, and there is no permanent place that is used as a place of extension. The problems faced by farmers are the difficulty of farmers receiving information provided by extension workers, facilities such as agricultural tools used in farming management are still lacking, and the limited time for extension workers to provide counseling is still lacking.