| # | Score | Overs | Run Rate | Inn | Against | Venue | Date |
|---|---|---|---|---|---|---|---|
| 1 | 359/9 | 50.0 | 7.18 | 2 | New Zealand | Dublin (Malahide) | 15-Jul-2022 |
| 2 | 349/4 | 50.0 | 6.98 | 1 | U.A.E. | Bulawayo | 27-Jun-2023 |
| 3 | 331/8 | 50.0 | 6.62 | 1 | Zimbabwe | Hobart | 07-Mar-2015 |
| 4 | 331/6 | 50.0 | 6.62 | 1 | Scotland | ICCA Dubai | 18-Jan-2018 |
| 5 | 329/7 | 49.1 | 6.69 | 2 | England | Bengaluru | 02-Mar-2011 |
| 6 | 329/3 | 49.5 | 6.60 | 2 | England | Southampton | 04-Aug-2020 |
| 7 | 328/6 | 50.0 | 6.56 | 1 | Canada | Dublin | 19-Sep-2011 |
| 8 | 327/5 | 50.0 | 6.54 | 1 | West Indies | Dublin (Malahide) | 11-May-2019 |
| 9 | 325/8 | 50.0 | 6.50 | 1 | Canada | Toronto | 07-Sep-2010 |
| 10 | 320/8 | 50.0 | 6.40 | 1 | Scotland | Edinburgh | 12-Jul-2011 |
| 11 | 319/6 | 45.0 | 7.08 | 1 | Bangladesh | Chelmsford | 12-May-2023 |
| 12 | 313/6 | 44.0 | 7.11 | 1 | U.A.E. | Harare | 12-Mar-2018 |
| 13 | 308/7 | 50.0 | 6.16 | 1 | Canada | Nairobi (Jaff) | 04-Feb-2007 |
| 14 | 307/6 | 45.5 | 6.69 | 2 | West Indies | Nelson | 16-Feb-2015 |
| 15 | 307/4 | 47.4 | 6.44 | 2 | Netherlands | Eden Gardens | 18-Mar-2011 |
| 16 | 304 | 47.3 | 6.40 | 2 | Afghanistan | Greater Noida | 17-Mar-2017 |
| 17 | 301/5 | 50.0 | 6.02 | 1 | U.A.E. | ICCA Dubai | 13-Jan-2018 |
| 18 | 300/9 | 50.0 | 6.00 | 1 | New Zealand | Dublin (Malahide) | 10-Jul-2022 |
| 19 | 294/7 | 50.0 | 5.88 | 1 | Zimbabwe | Harare | 21-Jan-2023 |
| 20 | 292/8 | 50.0 | 5.84 | 1 | Bangladesh | Dublin | 15-May-2019 |
| 21 | 290/5 | 50.0 | 5.80 | 1 | South Africa | Dublin (Malahide) | 13-Jul-2021 |
| 22 | 288/4 | 50.0 | 5.76 | 1 | Zimbabwe | Harare | 18-Jan-2023 |
| 23 | 286 | 46.4 | 6.12 | 2 | England | Nottingham | 23-Sep-2023 |
| 24 | 286/8 | 50.0 | 5.72 | 1 | Scotland | Bulawayo | 21-Jun-2023 |
| 25 | 285/6 | 47.0 | 6.06 | 1 | Kenya | Nairobi (Gym) | 18-Oct-2008 |
| 26 | 284/4 | 50.0 | 5.68 | 1 | Kenya | Nairobi (Ruaraka) | 02-Feb-2007 |
| 27 | 284/9 | 50.0 | 5.68 | 1 | South Africa | Abu Dhabi | 07-Oct-2024 |
| 28 | 282/8 | 50.0 | 5.64 | 1 | Zimbabwe | Belfast | 10-Sep-2021 |
| 29 | 281/7 | 50.0 | 5.62 | 1 | Oman | Bulawayo | 19-Jun-2023 |
| 30 | 280/7 | 50.0 | 5.60 | 1 | Scotland | Nairobi (Gym) | 30-Jan-2007 |
| 31 | 279/8 | 49.2 | 5.65 | 2 | U.A.E. | Brisbane | 25-Feb-2015 |
| 32 | 276 | 47.1 | 5.85 | 2 | South Africa | Dublin (Malahide) | 16-Jul-2021 |
| 33 | 276/6 | 48.4 | 5.67 | 2 | Bermuda | Nairobi (Jaff) | 31-Jan-2007 |
| 34 | 275/5 | 47.0 | 5.85 | 2 | Pakistan | Dublin | 23-May-2013 |
| 35 | 275/6 | 50.0 | 5.50 | 1 | Netherlands | Dublin | 16-Aug-2010 |
| 36 | 275/8 | 50.0 | 5.50 | 2 | Afghanistan | Sharjah | 07-Mar-2024 |
| 37 | 274 | 50.0 | 5.48 | 1 | Netherlands | Ayr | 08-Aug-2006 |
| 38 | 271/9 | 50.0 | 5.42 | 1 | Afghanistan | Sharjah | 07-Dec-2017 |
| 39 | 271/9 | 50.0 | 5.42 | 1 | Scotland | Harare | 18-Mar-2018 |
| 40 | 271/9 | 50.0 | 5.42 | 2 | Afghanistan | Abu Dhabi | 21-Jan-2021 |
| 41 | 270 | 49.3 | 5.45 | 1 | U.A.E. | ICCA Dubai | 02-Mar-2017 |
| 42 | 269/8 | 49.2 | 5.45 | 2 | Nepal | Harare | 04-Jul-2023 |
| 43 | 269/7 | 50.0 | 5.38 | 1 | England | Dublin (Malahide) | 03-Sep-2013 |
| 44 | 269/5 | 50.0 | 5.38 | 1 | U.A.E. | Abu Dhabi | 08-Jan-2021 |
| 45 | 269/9 | 50.0 | 5.38 | 2 | Bangladesh | Chelmsford | 14-May-2023 |
| 46 | 268/5 | 50.0 | 5.36 | 1 | Netherlands | Amstelveen | 09-Jul-2013 |
| 47 | 268/7 | 50.0 | 5.36 | 1 | Zimbabwe | Harare | 11-Oct-2015 |
| 48 | 265/4 | 48.3 | 5.46 | 2 | Afghanistan | Greater Noida | 19-Mar-2017 |
| 49 | 265/5 | 50.0 | 5.30 | 1 | Afghanistan | Belfast | 19-Jul-2016 |
| 50 | 263/9 | 50.0 | 5.26 | 2 | England | Belfast | 13-Jun-2006 |
| 51 | 262 | 46.5 | 5.59 | 2 | Afghanistan | Greater Noida | 15-Mar-2017 |
| 52 | 260/6 | 49.0 | 5.30 | 2 | Afghanistan | Dehradun | 05-Mar-2019 |
| 53 | 259 | 49.0 | 5.28 | 1 | India | Hamilton | 10-Mar-2015 |
| 54 | 259/9 | 50.0 | 5.18 | 1 | Afghanistan | Abu Dhabi | 24-Jan-2021 |
| 55 | 258/6 | 48.3 | 5.31 | 2 | Zimbabwe | Bready | 01-Jul-2019 |
| 56 | 256/7 | 50.0 | 5.12 | 1 | Kenya | Dublin | 12-Jul-2009 |
| 57 | 254/8 | 46.0 | 5.52 | 2 | Netherlands | Nairobi (Gym) | 05-Feb-2007 |
| 58 | 250 | 46.0 | 5.43 | 2 | Zimbabwe | Harare | 14-Feb-2025 |
| 59 | 249/4 | 48.4 | 5.11 | 2 | Zimbabwe | Harare | 16-Feb-2025 |
| 60 | 249/7 | 50.0 | 4.98 | 1 | Canada | Dublin | 20-Sep-2011 |
| 61 | 245 | 49.1 | 4.98 | 2 | West Indies | Kingston | 08-Jan-2022 |
| 62 | 244 | 49.4 | 4.91 | 1 | Zimbabwe | Harare | 30-Sep-2010 |
| 63 | 243 | 46.1 | 5.26 | 2 | England | Lord's | 07-May-2017 |
| 64 | 243/7 | 50.0 | 4.86 | 1 | Bangladesh | Bridgetown | 15-Apr-2007 |
| 65 | 242/9 | 50.0 | 4.84 | 1 | Zimbabwe | Belfast | 04-Jul-2019 |
| 66 | 241 | 45.0 | 5.35 | 2 | Sri Lanka | Dublin (Malahide) | 18-Jun-2016 |
| 67 | 241/9 | 50.0 | 4.82 | 1 | Scotland | Dublin (Malahide) | 12-Sep-2014 |
| 68 | 240/8 | 50.0 | 4.80 | 1 | Scotland | Ayr | 05-Aug-2006 |
| 69 | 240/6 | 50.0 | 4.80 | 1 | Zimbabwe | Harare | 18-Feb-2025 |
| 70 | 238 | 45.3 | 5.23 | 2 | New Zealand | Dublin (Malahide) | 14-May-2017 |
| 71 | 238/9 | 50.0 | 4.76 | 1 | Zimbabwe | Harare | 28-Sep-2010 |
| 72 | 238/8 | 50.0 | 4.76 | 1 | Pakistan | Belfast | 30-May-2011 |
| 73 | 237/4 | 47.3 | 4.98 | 2 | Afghanistan | Belfast | 14-Jul-2016 |
| 74 | 237/6 | 49.1 | 4.82 | 2 | P.N.G. | Harare | 06-Mar-2018 |
| 75 | 237/9 | 50.0 | 4.74 | 1 | Afghanistan | Rotterdam | 03-Jul-2010 |