This study aims to determine: (1) To describe the Work Discipline and Employee Performance at PT Bank Mandiri (Persero) Tbk, (2) To analyze the effect of Work Discipline on Employee Performance at PT Bank Mandiri (Persero) Tbk. This research is a survey research with a quantitative approach. The sample of this research is the employees of PT. Bank Mandiri (Persero) Tbk, totaling 30 employees wi…