Edwin Abbott Abbott was the eldest son of Edwin Abbott (1808–1882), headmaster of the Philological School, Marylebone, and his wife, Jane Abbott (1806–1882). His parents were first cousins.
He was born in London and educated at the City of London School and at St John's College, Cambridge, where he took the highest honours of his class in classics, mathematics and theology, and became a fellow of his college. In particular, he was 1st Smith's prizeman in 1861. In 1862 he took orders. After holding masterships at King Edward's School, Birmingham, he succeeded G. F. Mortimer as headmaster of the City of London School in 1865, at the early age of 26. There, he oversaw the education of future Prime Minister H. H. Asquith. Abbott was Hulsean lecturer in 1876.
