| 31/12/2019 | First COVID-19 case notified to WHO in Wuhan Province, China. |
| 21/02/2020 | 47 Cases announced across Europe. |
| 29/02/2020 | First case confirmed in Ireland |
| 01/03/2020 | First school closed |
| 02/03/2020 | Google staff told to work from home |
| 09/03/2020 | St Patrick's day celebrations cancelled |
| 11/03/2020 | First death in Ireland |
| 11/03/2020 | WHO describes COVID19 as a pandemic |
| 12/03/2020 | Taoiseach announces closure of schools, colleges and childcare units until 25 March. Indoor gatherings of over 100 people and outdoor gatherings of over 500 people are cancelled |
| 12/03/2020 | GAA, FAI Rugby's PRO14 and other sporting organisations announce suspension of all games |
| 12/03/2020 | Social Distancing introduced |
| 13/03/2020 | Dept of Foreign Affairs recommends against travelling abroad |
| 15/03/2020 | All pubs and restaurants asked to close |
| 17/03/2020 | Taoiseach make TV broadcast |
| 23/03/2020 | Supermac's, Macdonald's and other major restaurant chains annmounce closures. |
| 24/03/2020 | Income Support Scheme announced |
| 24/03/2020 | Taoiseach announces all non-essential shops to close. Public asked to stay at home where possinle and only go to work if it is essential they do so. Groups of 4 or more not permitted unless from the same household. All public events cancelled |
| 27/03/2020 | Stay-At-Home and cocooning measures announced |
| 27/03/2020 | Emergency Measures bill signed into law (protection for tenants etc.) |
| 01/04/2020 | Stay-At-Home measures extended until 5 May |
| 07/04/2020 | Minister for Health gave Gardai powers to enforce restrictions on travel over Easter Bank Holiday weekend |
| 08/04/2020 | Operation Fanacht launched - Gardai checkpoints and patrols on roads to discourage Bank Holiday travel |
| 10/04/2020 | EU Finance ministers agree €500 billion rescue package |
| 10/04/2020 | Manned checkpoints on roads to restrict holiday traffic |
| 11/04/2020 | German test case numbers revealed |
| 21/04/2020 | Gatherings of over 5,000 people banned until September |
| 07/08/2020 | Kildare Laois and Offaly in lockdown again |
| 18/08/2020 | New restrictions introduced |
| 22/08/2020 | Laois and Offaly restrictions lifted |
| 14/08/2020 | Isolation period reduced from 14 to 10 days from the onset of symptoms |
| 06/10/2020 | Ireland is at level 3 lockdown |
| 21/10/2020 | Ireland is at level 5 lockdown from midnight |