Margaret Byers (née , Morrow; April 1832 – 21 February 1912) was an Irish educator, activist, social reformer, missionary, and writer. She was the founder of Victoria College, Belfast. Byers was involved in philanthropic work, with especial reference to the training of the young. She wrote many papers on different phases of the progress of girls' education in Ireland, on Irish industrial schools, and on temperance.