Data litbang Save Our Soccer (SOS) selama 2017 terdapat korban meninggal sebanyak 65 orang dari kericuhan sepak bola Indonesia serta kerusakan dari infrastruktur yang ada di stadion. Pengontrolan kecemasan pada atlet sepakbola anak dapat diterapi dengan menggunakan pendekatan non farmakologi yang minimal efek samping. Pengelolaan kecemasan yang baik dapat menstabilkan fungsi fisik dan psikis sebelum permainan di lapangan. Manfaat sosial lain adalah terkontrol sportivitas selama di lapangan dan mengurangi angka kejadian kekerasan misal tawuran dalam suatu pertandingan sepakbola. Ikan cupang merupakan salah satu hewan yang dapat dimanfaatkan sebagai animal assisted therapy untuk mengatasi kecemasan. Tujuan penelitian ini menganalisa pengaruh animal assisted therapy ikan cupang terhadap kecemasan pada atlet sepak bola anak. Metode penelitian menggunakan quasy experiment with one group pre and post test design. Penelitian ini menggunakan 30 responden atlet sepak bola anak yang terdaftar di sekolah sepak bola anak di Semarang menggunakan purposive sampling. Instrumen penelitian untuk mengukur kecemasan menggunakan Kuesioner Depression Anxiety Stres Scale (DASS) 42. Pengambilan data dilakukan 30 menit sebelum pertandingan sepakbola dimulai. Pertama peneliti mengambil data pretest untuk mengukur kecemasan. Setelah itu peneliti memberikan intervensi animal assisted therapy dengan ikan cupang selama 15 menit dengan cara memberikan kesempatan pada responden untuk melihat dan memberikan makan pada ikan cupang yang ditaruh dalam akuarium ikan. Posttest pengukuran kecemasan dilakukan setelah pemberian intervensi AAT ikan cupang. Intervensi diulang selama tiga kali pertandingan. Analisa data dengan dengan menggunakan uji wilcoxon didapatkan p value 0.000 sehingga disimpulkan terdapat pengaruh animal assisted therapy terhadap kecemasan pada atlet sepakbola anak. Save Our Soccer (SOS) R & D data during 2017 there were 65 people died from the chaos of Indonesian football and damage to the infrastructure in the stadium. Controlling anxiety in children's soccer athletes can be treated using a non-pharmacological approach that minimizes side effects. Good anxiety management can stabilize physical and psychological functions before playing in the field. Other social benefits are controlled sportsmanship while on the field and reduce the number of violent events such as brawls in a soccer match. Betta fish is one animal that can be used as animal assisted therapy to overcome anxiety. The purpose of this study was to analyze the effect of animal assisted therapy in betta fish on anxiety in children's soccer athletes. Research method was quasy experiment with one group pre and post test design This study used 30 respondents of children's soccer athletes enrolled in children's soccer schools in Semarang using purposive sampling. The research instrument for measuring anxiety used the Depression Anxiety Stress Scale (DASS) Questionnaire 42. Data was collected 30 minutes before the soccer match begins. First the researchers took the pretest data to measure anxiety. After that the researchers gave animal assisted therapy intervention with betta fish for 15 minutes by giving respondents the opportunity to see and feed the betta fish placed in a fish aquarium. Posttest measurement of anxiety was done after the administration of betta AAT intervention. The intervention was repeated for three matches. Data analysis used Wilcoxon test obtained p value 0,000 so that it was concluded there was an influence of animal assisted therapy on anxiety in children's soccer athletes.