Mother’s Club is a medium for parents of high school junior high school students and female alumni, and aims to strengthen ties between parents of students (mothers) and female alumni of SMP SMA Kesatuan Bangsa, and between mother students and Sekolah Kesatuan Bangsa.
| Mother’s Club Coordinator | E. Rosnawati |
| Chairwoman | Yeni Purbasari |
| Secretary | Nahla abla |
| Treasurer | Adewani Danggora Lubis |
| Coordinator on Social Affairs | Tj. Natalia Arifianty Belma Duvarci |
| Coordinator on Visit and Culinary | Rintania Elliyati Nuryaningsih Yunie Macito |
| Coordinator on Education, Sport and Art | Woro Hastuti Agus Tutiek Setyaningsih |
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