1823 – He was born at Castlebellingham, County Louth, Ireland, on the 26th of December.
1848 – He finished the B.A degree at Trinity College, Dublin.
1856 – Cairnes received the appointment for the vacancy in the chair of political economy at Dublin.
1857 – He appeared his book with the title Character and Logical Method of Political Economy.
1861 – He was appointed to the professorship of jurisprudence and political economy in Queens College Galway.
1862 – He published his admirable work The Slave Power, one of the finest specimens of applied economical philosophy.
1866 – He was appointed professor of political economy in University College,
1872 – He resigned his post, and retired with the honorary title of professor emeritus of political economy.
1873 – His own university conferred on him the degree of LL.D.
1875 – He died at Blackheath, near London, on the 8th of July.