| Inns | HS |
| 309-2 | 95* | Ireland Women v Netherlands Women | Glyn Park, Miskin Manor | 2005 |
| 305-4 | 76 | Ireland Women v Thailand Women | Lahore City Cricket Association Ground, Lahore | 2024/25 |
| 286-7 | 95 | Ireland Women v Zimbabwe Women | Harare Sports Club, Harare | 2021/22 |
| 270-6 | 64 | Ireland Women v Scotland Women | Desert Springs, Almeria | 2023/24 |
| 269-9 | 61 | Ireland Women v Scotland Women | Gaddafi Stadium, Lahore | 2024/25 |
| 255-5 | 81 | Ireland Women v Sri Lanka Women | Civil Service Cricket Club, Stormont, Belfast | 2024 |
| 254-7 | 80 | Ireland Women v India Women | Niranjan Shah Stadium, Rajkot | 2024/25 |
| 253-8 | 86 | Ireland Women v Zimbabwe Women | Harare Sports Club, Harare | 2021/22 |
| 242-7 | 62 | Ireland Women v Pakistan Women | Nehru Stadium, Gurgaon | 1997/98 |
| 239-5 | 45 | Ireland Women v Scotland Women | VRA Ground, Amstelveen | 2003 |
| 239-9 | 83 | Ireland Women v West Indies Women | Daren Sammy National Cricket Stadium, Gros Islet | 2023 |
| 239 | 70 | Ireland Women v Scotland Women | Desert Springs, Almeria | 2023/24 |
| 238-7 | 92 | Ireland Women v India Women | Niranjan Shah Stadium, Rajkot | 2024/25 |
| 237 | 65 | Ireland Women v Netherlands Women | Stellenbosch University No 2 Ground, Stellenbosch | 2007/08 |
| 235-8 | 63 | Ireland Women v Bangladesh Women | Gaddafi Stadium, Lahore | 2024/25 |
| 234-4 | 99 | Ireland Women v Denmark Women | Leicester Ivanhoe Cricket Club Ground, Kirby Muxloe | 1990 |
| 234-6 | 63* | Ireland Women v Denmark Women | Christ Church Ground, Oxford | 1993 |
| 232-6 | 66* | Ireland Women v Netherlands Women | Hagley Park No 2, Christchurch | 2000/01 |
| 227-8 | 50* | Ireland Women v Netherlands Women | Observatory Lane, Rathmines, Dublin | 2006 |
| 225 | 65 | Ireland Women v Pakistan Women | Gaddafi Stadium, Lahore | 2022/23 |
| 217 | 77 | Ireland Women v Netherlands Women | Claremont Road, Dublin | 2006 |
| 217 | 71 | Ireland Women v Australia Women | Castle Avenue, Dublin | 2023 |
| 213-8 | 59 | Ireland Women v South Africa Women | Castle Avenue, Dublin | 2022 |
| 211-8 | 78 | Ireland Women v Sri Lanka Women | Witrand Cricket Field, Potchefstroom | 2010/11 |
| 210 | 76 | Ireland Women v England Women | Civil Service Cricket Club, Stormont, Belfast | 2024 |
| 208-7 | 51* | Ireland Women v Pakistan Women | College Park, Dublin | 2000 |
| 207 | 69 | Ireland Women v Pakistan Women | Gaddafi Stadium, Lahore | 2022/23 |
| 204 | 43* | Ireland Women v South Africa Women | Claremont Road, Dublin | 2016 |
| 203-6 | 41 | Ireland Women v South Africa Women | Absa Puk Oval, Potchefstroom | 2017 |
| 203 | 95* | Ireland Women v West Indies Women | Daren Sammy National Cricket Stadium, Gros Islet | 2023 |
