Breaststroke swimming is a swimming style that is often competed in various championships, both at regional and national levels. Achieving peak performance in swimming, the influencing factors are very complex and include several main aspects, namely physical ability, technique, tactics and mental ability. Of the many factors that exist, researchers want to see how athletes master breaststroke swimming technique skills. Because technique is an internal factor that can influence sports performance. This research was caused by the low performance of novice Tibra Banua Aquatik athletes when taking part in the "Borneo Swimming Cup Banjarbaru 2023 SeKalimantan (Open) Swimming Championships" athletes were only able to get 2 gold medals and 1 silver medal. This study aims to analyze the breaststroke swimming technique of beginner athletes at the Tibra Banua Aquatik Club, Banjar Regency. The research was conducted at the Antasari swimming pool located in the city of Banjarbaru. The research method used was a survey with purposive sampling technique on 10 samples (5 men & 5 women). Data was collected through direct observation by expert researchers. The results of the research concluded that the average athlete's mastery of breaststroke swimming technique was 80 (good category), with problems in mental aspects such as low self-confidence, lack of strong motivation, anxiety when competing, easily distracted focus, and weak ability to overcome failure.

Keyword: Swimming Technique, Breaststroke