| 881 |  Eimear Galvin Kathy Norris | 35-39 | 04:49 | |
| 881 | Nicole Fitzgerald Sarah Farrell | 25-29 | 04:49 | |
| 881 | Amy Shovlin Lillie Browne | 16-24 | 04:49 | |
| 881 |  Robyn Jackson Sharon Mckinney | 40-44 | 04:49 | |
| 881 | Emily Hickey Sinead Nolan | 35-39 | 04:49 | |
| 881 | Claire Nugent Olivia Galloway | 16-24 | 04:49 | |
| 881 | Beshley Dixon Caroline Barter | 45-49 | 04:49 | |
| 881 | Ciara Murphy Klara Moylan | 35-39 | 04:49 | |
| 881 | Andreea Ionita Silvia Boiardi | 35-39 | 04:49 | |
| 881 | Rebecca Evans Stephanie Fuller | 35-39 | 04:49 | |
| 881 | Ashlene Walker Catherine Carey | 40-44 | 04:49 | |
| 881 | Grace Kelly Lisa Nolan | 40-44 | 04:49 | |
| 881 | Carrie Walker Dayle Walker | 25-29 | 04:49 | |
| 881 | Elizabeth Stephenson Natasha Robson | 30-34 | 04:49 | |
| 881 | Alice Coonan Niamh Henchy | 25-29 | 04:49 | |
| 881 | Elizabeth Bradley Freda Neary | 45-49 | 04:49 | |
| 881 | Connie Wainwright Jessie Shilvock | 25-29 | 04:49 | |
| 918 | Sara Geffory Vicki Sutherland | 35-39 | 04:50 | |
| 918 | Emma Townley Tracey Coffey | 40-44 | 04:50 | |
| 918 | Keela Daly Rebecca Compton | 16-24 | 04:50 | |
| 918 | Ellen Byrne Sinead Clarke | 16-24 | 04:50 | |
| 918 | Anna Lalor Kyrah Tanner | 25-29 | 04:50 | |
| 918 | Collette Osullivan Susanne Lynch | 45-49 | 04:50 | |
| 918 | Amy Mcpartlin Danielle Flynn | 25-29 | 04:50 | |
| 918 | Katherine Hanratty Margaret Rogers | 45-49 | 04:50 | |
| 918 | Megan Kelly Rebecca Pitt | 16-24 | 04:50 | |
| 918 | Cathy Loughlin Eilish Dunne | 45-49 | 04:50 | |
| 918 | Laura Murphy Nicole Murphy | 25-29 | 04:50 | |
| 918 | Hayley Malone Laura Browne | 40-44 | 04:50 | |
| 918 | Aisling Dwyer Andrea Monahan | 35-39 | 04:50 | |
| 918 |  Cris Silva  Ellen Silva | 25-29 | 04:50 | |
| 918 | Gemma Doyle Olivia Cosgrove | 45-49 | 04:50 | |
| 918 | Charlotte Flynn Clair Flynn | 40-44 | 04:50 | |
| 918 |  Alexis Webb Lisa Murphy | 45-49 | 04:50 | |
| 918 | Amanda Deeney Mhairi Biggart | 45-49 | 04:50 | |
| 918 | Jessica Scanlan Megan Scanlan | 30-34 | 04:50 | |
| 918 | Kirsty Mchenry Molly Mathers | 16-24 | 04:50 | |
| 918 | Frances Moran Kathy Carey | 45-49 | 04:50 | |
| 918 | Jade Oreilly Michelle Brown | 40-44 | 04:50 | |
| 918 | Ellie Mercer Tuathlaith Murtagh | 25-29 | 04:50 | |
| 918 | Elaine Mcconway Erica Cathers | 40-44 | 04:50 | |
| 918 | Charlotte Lyons Rebecca Gordon | 25-29 | 04:50 | |
| 918 | Laura Elizabeth Johnson Shannan Egan | 30-34 | 04:50 | |
| 918 | Ashley Vickers Rhian Watson | 30-34 | 04:50 | |
| 918 | Kathryn Holley Lowri Green | 16-24 | 04:50 | |
| 918 | Megan Allen Natasha Keogh | 16-24 | 04:50 | |
| 918 | Lucy Humberston Molly Melia | 30-34 | 04:50 | |
| 948 | Chloe Bingham Jennifer Beattie | 16-24 | 04:51 | |
| 948 | Jennifer O'Donoghue Rachel O' Mahony | 30-34 | 04:51 | |
| 948 | Kiera Maguire Louise Mcelhone | 45-49 | 04:51 | |
| 948 | Joanne Graham Martha Mcdonald | 45-49 | 04:51 | |
| 948 | Anne Brannigan Emilie Burke | 40-44 | 04:51 | |
| 948 | Alexandra Batty Lydia Huntley | 25-29 | 04:51 | |
| 948 | Emma Benson Jamie Lessels | 16-24 | 04:51 | |
| 948 | Kirsty Smith Laura Couper | 35-39 | 04:51 | |
| 948 | Alisom Kenny Ella-Mai Ruddy | 16-24 | 04:51 | |
| 948 | Katrina Stewart Lorna Blair | 45-49 | 04:51 | |
| 948 | Laura Kenna Tracy Oreilly | 45-49 | 04:51 | |
| 948 | Clair Quin Sam Hazlett | 35-39 | 04:51 | |
| 948 | Nicki Davidson Nicole Myers | 50-54 | 04:51 | |
| 948 | Charlotte Braham Rebecca Gray | 25-29 | 04:51 | |
| 948 | Natalie Whiles Rachel Ann Mayne | 30-34 | 04:51 | |
| 948 | Annemarie Mcfall Caitlin Mcfall | 25-29 | 04:51 | |
| 948 | Grace Kelly Leah Kelly | 16-24 | 04:51 | |
| 948 | Juliette Clark Louisa Clark | 25-29 | 04:51 | |
| 948 | Sarah Dunne Susannah Doyle | 16-24 | 04:51 | |
| 948 | Caitríona Byrne Niamh Byrne | 25-29 | 04:51 | |
| 948 | Mary Caulfield Rebecca Boland | 40-44 | 04:51 | |
| 948 | Julianne Keane Margaret Sweeney | 40-44 | 04:51 | |
| 948 | Geraldine Grant Michaela Lynch Grant | 30-34 | 04:51 | |
| 948 | Claire Borelan Erica Glover | 40-44 | 04:51 | |
| 948 | Aisling Coleman Emma Coleman | 35-39 | 04:51 | |
| 948 | Emma McLaughlin Tara Mc Laughlin | 16-24 | 04:51 | |
| 948 | Catriona Mccoy Niamh Fahey | 16-24 | 04:51 | |
| 948 | Abbie Randall Holly Crane | 25-29 | 04:51 | |
| 948 | Catherine Service Danielle Wilson | 25-29 | 04:51 | |
| 948 | Adriana Romero Noeleen Matthew | 45-49 | 04:51 | |
| 948 | Angela Stronge Joanne Lennox | 45-49 | 04:51 | |
| 948 | Clodagh Mcgurk Jemma Mcgurk | 25-29 | 04:51 | |
| 948 | Cliodhna O'Connell Foley  Vanessa Coccurello | 25-29 | 04:51 | |
| 948 |  Judit Garzone Kovacs Nicola Nagler | 40-44 | 04:51 | |
| 948 | Charlotte Cullen Shona Kelly | 40-44 | 04:51 | |
| 948 | Julie Bennett Laraine Lindsey | 50-54 | 04:51 | |
| 984 | Fiona Wynne Jacqueline Treacy | 35-39 | 04:52 | |
| 984 | Edel Hayden Regina Kirk | 35-39 | 04:52 | |
| 984 | Celine Trainor Mary Martin | 30-34 | 04:52 | |
| 984 | Eavan Flynn Hayley Foley | 30-34 | 04:52 | |
| 984 | Elizabeth Treaddell Ria King | 40-44 | 04:52 | |
| 984 | Amy Cooney Emily Ryan | 30-34 | 04:52 | |
| 984 | Eleanor Duffy Irene Kee | 16-24 | 04:52 | |
| 984 | Grace Gaughan Ruth Donohoe | 40-44 | 04:52 | |
| 984 | Lynda O'Leary Yvonne Diffley | 45-49 | 04:52 | |
| 984 | Christine Downey Katie Mckernan | 35-39 | 04:52 | |
| 984 | Emma Douglas Michaela Devlin | 40-44 | 04:52 | |
| 984 | Claire Kidd Lucinda Kyle | 45-49 | 04:52 | |
| 984 | Ellie O Neill Emma Foy | 16-24 | 04:52 | |
| 984 | Emer Bennett Sylvia Mullin | 45-49 | 04:52 | |
| 984 | Aisling Mc Elroy Edel Lennon | 40-44 | 04:52 | |
| 984 | Nicole Murray Valerie Mulhall | 30-34 | 04:52 | |
| 984 | Jackie Mcateer Sarah Boal | 45-49 | 04:52 | |
