| Date | | | |
| 6-Aug-1900 | | Dublin Boundaries Act received Royal Assent. By this Act the Urban Districts of Clontarf, Drumcondra and Glasnevin, and New Kilmainham, and portions of the county of Dublin, were included within the City boundary. | |
| 13-Nov-1900 | | Right Hon. George Wyndham sworn in as Chief Secretary. | |
| 24-Jan-1901 | | King Edward VII. proclaimed in Dublin. | |
| 31-Mar-1901 | | Census of the population of Dublin taken. Number of inhabitants within the municipal area, 280,108, inhabiting 32,004 houses. | |
| 1-Apr-1901 | | New branch line of railway from Kingsbridge to North Wall completed. Glasnevin and Drumcondra stations opened for traffic. | |
| 16-Apr-1901 | | Bronze statue of the late Right Hon. Lord Plunket, Archbishop of Dublin, from the studio of Hamo Thorneycroft, R.A., unveiled by His Excellency the Lord Lieutenant in Kildare- place. | |
| 20-Aug-1901 | | Pan Celtic Congress held in Dublin under the auspices of the Celtic Association . Inaugural ceremony y at the Mansion House. | |
| 16-May-1902 | | German Squadron, consisting of eight battleships, under the command of Prince Henry of Prussia, arrived in Dublin Bay, and anchored off the East Pier, Kingstown, 'till the 22nd. | |
| 20-May-1902 | | The "Roberts" House, in the Zoological Gardens, opened by His Excellency the Lord Lieutenant. | |
| 30-May-1902 | | Graduates' Memorial Hall, Trinity College opened by His Excellency the Lord Lieutenant. | |