Galoitica: Journal of Mathematical Structures and Applications GJMSA 2834-5568 10.54216/GJSMA https://www.americaspg.com/journals/show/1936 2022 2022 College of Pharmacy, AL-Farahidi University, Baghdad, Iraq admin admin Computer Techniques Engineering Department, Al-Mustaqbal University, Babil, Iraq Taher Ahmed Jubbori This paper considers Hyers-Ulam-Rassias Stability for Linear and Semi-Linear Systems of Differential Equations. We establish sufficient conditions of Hyers-Ulam-Rassias stability and Hyers-Ulam stability for linear and semi-linear systems of differential equations. Illustrative examples will be given. 2023 2023 35 46 10.54216/GJMSA.060105 https://www.americaspg.com/articleinfo/33/show/1936