| | Authors from Ireland | | Books | Genres |
| Cecelia Ahern | New Books | 29 | f,r,s |
| Liz Allen | | 2 | |
| Mary Arrigan | | 30 | |
| John Banville | | 31 | |
| Vincent Banville | | 12 | |
| Alex Barclay | New Books | 12 | f,m |
| Colin Barrett | | 2 | |
| Kevin Barry | | 6 | s |
| Sebastian Barry | | 27 | |
| Samuel Beckett | New Books | 87 | |
| Brian Behan | | 5 | |
| Ronan Bennett | | 9 | |
| Chris Binchy | | 5 | |
| Dan Binchy | | 5 | |
| Maeve Binchy | | 63 | m |
| Dermot Bolger | | 48 | m |
| Elizabeth Bowen | | 38 | |
| Clare Boylan | | 18 | m |
| John Boyne | New Books | 22 | f,t |
| Anne M Brady | | 3 | |
| John Brady | | 12 | m |
| J H Brennan | | 66 | |
| Maeve Brennan | | 6 | |
| Sarah Rees Brennan | New Books | 26 | f,t |
| Gretta Curran Browne | New Books | 22 | |
| Ken Bruen | New Books | 46 | m |
| Amanda Brunker | | 3 | |
| Col Buchanan | | 4 | f |
| Ally Bunbury | New Books | 2 | |
| Eve Bunting | | 241 | |
| Thomas Paul Burgess | New Books | 2 | |
| Declan Burke | | 9 | m |
| Kealan Patrick Burke | | 53 | h |
| Anna Burns | New Books | 3 | |
| John Butler | | 1 | |
| Colette Caddle | | 18 | |
| Máirtín Ó Cadhain | | 5 | |
| Mary Rose Callaghan | | 12 | |
| David Callinan | | 14 | m |
| Aifric Campbell | | 3 | |
| Anna Carey | | 6 | |
| Ber Carroll | | 7 | r |
| Claudia Carroll | New Books | 25 | r |
| Michael Carroll | New Books | 34 | h,s |
| Ciaran Carson | | 28 | |
| Paul Carson | | 6 | |
| Joyce Cary | | 26 | |
| Steve Cavanagh | New Books | 8 | m,t |
| Lana Citron | | 6 | |
| Eoin Colfer | New Books | 60 | f,m,s,t |
| Michael Collins | | 11 | |
| Olive Collins | | 4 | |
| Padraic Colum | | 13 | |
| Evelyn Conlon | | 9 | |
| Marita Conlon-McKenna | | 25 | r |
| John Connolly | New Books | 40 | f,h,m,s |
| Evelyn Cosgrave | | 2 | |
| Gerrard Cowan | New Books | 3 | |
| Freeman Wills Crofts | | 38 | m |
| Robert Cromie | | 11 | |
| Peter Cunningham | | 17 | |
| Michael Curtin | | 6 | |
| Ita Daly | | 10 | |
| Philip Davison | | 8 | |
| Frank Delaney | | 34 | |
| Sharon Dempsey | New Books | 2 | m |
| Martina Devlin | | 9 | |
| Éilís Ní Dhuibhne | New Books | 12 | |
| R A Dick | | 2 | |
| David Dickinson | | 25 | m |
| Eilis Dillon | | 47 | |
| Adrienne Dines | | 3 | |
| Nicola Doherty | | 11 | |
| J P Donleavy | | 25 | |
| Emma Donoghue | New Books | 25 | f,m,s |
| Gerard Donovan | | 9 | |
| Anne Doughty | | 13 | |
| Clare Dowling | | 12 | |
| Richard Dowling | | 27 | |
| Catherine Doyle | New Books | 4 | r,t |
| Mogue Doyle | | 4 | |
| Rob Doyle | New Books | 3 | |
| Roddy Doyle | New Books | 42 | m |
| Rose Doyle | | 21 | |
| Carol Drinkwater | | 29 | m |
| Briege Duffaud | | 3 | |
| Maria Duffy | New Books | 7 | |
| Catherine Dunne | | 13 | |
| Lee Dunne | | 16 | |
| Anne Enright | | 13 | m,r |
| Martina Evans | New Books | 12 | |
| Patricia Falvey | | 3 | r |
| Kieran Fanning | | 5 | |
| Claire Farrell | | 46 | f |
| Marie Louise Fitzpatrick | | 17 | f |
| Tana French | New Books | 7 | m |
| Maeve Friel | | 22 | |
| Rosemary Furber | | 5 | |
| Catherine Gaskin | | 22 | r |
| Stephen Gately | | 1 | |
| Evie Gaughan | New Books | 4 | |
| Carlo Gébler | | 29 | |
| Karen Gillece | | 4 | |
| Brendan Graham | | 3 | |
| Jean Grainger | New Books | 12 | |
| Abby Green | New Books | 146 | r |
| George Green | | 3 | |
| Ella Griffin | | 4 | |
| Sarah Maria Griffin | New Books | 3 | |
| Peadar Ó Guilín | | 6 | f,h |
| Hugo Hamilton | | 16 | m |
| Emma Hannigan | | 16 | |
| W A Harbinson | | 45 | |
| Kerry Hardie | | 11 | |
| Jane Harris | | 3 | |
| Cora Harrison | New Books | 60 | m,r |
| Josephine Hart | | 9 | |
| Aidan Harte | | 5 | |
| Anne Haverty | | 7 | m |
| Felicity Hayes-McCoy | New Books | 12 | r |
| A J Healy | | 3 | |
| Dermot Healy | | 14 | |
| Seamus Heaney | New Books | 80 | |
| Lafcadio Hearn | | 20 | |
| Amanda Hearty | | 2 | |
| Claire Hennessy | | 13 | |
| Christine Dwyer Hickey | | 9 | |
| Aidan Higgins | | 19 | |
| Melissa Hill | New Books | 32 | r |
| Desmond Hogan | | 16 | |
| Faith Hogan | | 3 | r |
| Norah Hoult | | 29 | |
| Catherine Ryan Howard | | 2 | m |
| Caoilinn Hughes | New Books | 1 | |
| Declan Hughes | | 9 | m |
| Arlene Hunt | New Books | 10 | m |
| Michelle Jackson | | 10 | |
| Alison Jameson | | 4 | |
| Ben Jeapes | | 10 | |
| Jennifer Johnston | | 27 | m |
| Neil Jordan | | 18 | f |
| James Joyce | | 14 | |
| Erin Kaye | | 9 | r |
| John B Keane | | 70 | |
| Molly Keane | | 20 | |
| Claire Keegan | | 3 | |
| Cathy Kelly | | 29 | r |
| Brian Kennedy | | 2 | |
| Gene Kerrigan | | 12 | |
| Marian Keyes | New Books | 28 | m,r |
| Benedict Kiely | | 32 | |
| David M Kiely | | 13 | |
| Caitlín R Kiernan | New Books | 35 | f,h |
| Celine Kiernan | | 7 | f |
| Paul Kilduff | | 7 | |
| Claire Kilroy | | 4 | |
| Conor Kostick | | 21 | f |
| Nick Laird | New Books | 9 | |
| Derek Landy | New Books | 29 | f,h,s |
| Mary Lavin | | 22 | |
| J Sheridan Le Fanu | | 39 | m |
| Maurice Leitch | | 13 | |
| C S Lewis | | 34 | f,s |
| Morgan Llywelyn | New Books | 47 | f,s |
| Ruth Frances Long | | 8 | |
| Dorothy Macardle | | 4 | r |
| Eimear McBride | | 2 | |
| Eugene McCabe | | 12 | |
| Kate McCabe | | 10 | |
| Patrick McCabe | | 16 | |
| K T McCaffrey | | 8 | m |
| Colum McCann | | 12 | |
| Ava McCarthy | | 4 | t |
| Mike McCormack | | 5 | |
| Gavin McCrea | | 1 | |
| Peter McCurtin | | 97 | t |
| John McGahern | | 14 | |
| Oisín McGann | | 38 | f |
| Claire McGowan | New Books | 8 | m |
| Frank McGuinness | New Books | 3 | |
| Walter Macken | | 22 | |
| Christina McKenna | | 7 | m |
| John MacKenna | | 13 | |
| Blánaid McKinney | | 2 | |
| James McLevy | | 7 | |
| Robert McLiam Wilson | | 5 | |
| Pauline McLynn | | 11 | m |
| Anna McPartlin | | 8 | r |
| Paul McVeigh | | 1 | |
| Deirdre Madden | | 12 | |
| Twenty Major | | 2 | |
| Maureen Martella | | 5 | |
| Malachi Martin | | 15 | |
| Charles Robert Maturin | | 5 | |
| Glenn Meade | New Books | 13 | t |
| Róisín Meaney | New Books | 18 | r |
| O R Melling | | 11 | |
| Sam Millar | New Books | 10 | |
| Spike Milligan | | 116 | |
| Brian Moore | | 27 | |
| Tara Moore | | 3 | |
| Sinéad Moriarty | New Books | 16 | |
| Peter Morwood | | 20 | f,s |
| Patricia Moyes | | 20 | m |
| Val Mulkerns | | 9 | |
| Clodagh Murphy | | 5 | |
| Peter Murphy | | 3 | |
| Paul Murray | | 3 | |
| Stuart Neville | | 8 | m |
| Cláir Ní Aonghusa | | 2 | |
| Christopher Nolan | | 3 | |
| Anita Notaro | | 6 | |
| Liz Nugent | New Books | 3 | m |
| Edna O'Brien | | 48 | |
| Fiona O'Brien | New Books | 8 | r |
| Flann O'Brien | | 11 | |
| Kate O'Brien | | 16 | |
| Ronan O'Brien | | 1 | |
| Manning O'Brine | | 11 | m |
| Laurence O'Bryan | | 7 | t |
| Billy O'Callaghan | New Books | 7 | |
| Brendan O'Carroll | | 9 | |
| Ross O'Carroll-Kelly | New Books | 21 | |
| Gemma O'Connor | | 8 | |
| Joseph O'Connor | | 22 | m |
| Niamh O'Connor | | 7 | m |
| Brian O'Doherty | New Books | 6 | |
| Elliott O'Donnell | | 32 | |
| Gerard O'Donovan | | 3 | m |
| Eimar O'Duffy | | 3 | |
| Julia O'Faolain | | 15 | |
| Nuala O'Faolain | | 7 | |
| Seán O'Faoláin | | 18 | |
| Sheila O'Flanagan | New Books | 35 | f,r |
| Colm O'Gaora | | 6 | |
| Ardal O'Hanlon | | 1 | |
| Patrick O'Keeffe | | 2 | |
| Ellie O'Neill | | 2 | |
| Jamie O'Neill | | 3 | |
| Joan O'Neill | | 15 | |
| Joseph O'Neill | | 5 | |
| Joseph O'Neill | New Books | 6 | |
| Sean O'Reilly | | 4 | |
| Victor O'Reilly | | 3 | |
| Kate O'Riordan | | 7 | m |
| Pat O'Shea | | 3 | |
| Mary O'Sullivan | | 7 | |
| Sharon Owens | | 10 | |
| David Park | | 12 | |
| Siobhán Parkinson | | 33 | |
| Caroline Pignat | New Books | 8 | |
| Sheila Pim | | 7 | |
| E M Powell | New Books | 5 | m |
| Richard Power | | 2 | |
| Suzanne Power | | 3 | |
| P R Prendergast | | 3 | |
| Deirdre Purcell | | 27 | m,r |
| Anthony J Quinn | New Books | 8 | m |
| Colum Sanson-Regan | | 1 | |
| Martina Reilly | | 23 | r |
| Mrs J H Riddell | | 12 | |
| Keith Ridgway | | 8 | |
| Lucinda Riley | New Books | 22 | r |
| Lorcan Roche | | 1 | |
| Dave Rudden | New Books | 4 | f |
| Mary Ryan | | 11 | |
| William Ryan | | 4 | m |
| Felicity Savage | | 17 | |
| Patricia Scanlan | New Books | 31 | r |
| Michael Scott | | 70 | f,h,s |
| George Bernard Shaw | | 77 | |
| Peter Sheridan | | 8 | |
| Gaye Shortland | | 6 | |
| Wayne Simmons | New Books | 11 | h |
| Patrick Smith | | 1 | |
| Amanda Smyth | | 3 | |
| John Stack | | 6 | t |
| Susan Stairs | | 3 | |
| Mary Stanley | | 9 | |
| James Stephens | | 5 | |
| Laurence Sterne | | 12 | |
| Bram Stoker | | 31 | h,m |
| Deirdre Sullivan | | 6 | |
| Jonathan Swift | | 55 | f |
| Alice Taylor | | 26 | |
| Patrick Taylor | New Books | 21 | |
| Kate Thompson | | 14 | r |
| Katherine Cecil Thurston | | 6 | |
| Jerrard Tickell | | 24 | |
| Colm Tóibín | New Books | 46 | m |
| Robert Tressell | | 1 | |
| William Trevor | New Books | 57 | |
| Mervyn Wall | | 9 | |
| William Wall | New Books | 12 | |
| Maurice Walsh | | 26 | m |
| Sarah Webb | New Books | 32 | r |
| Gerard Whelan | | 6 | |
| Leonard Wibberley | | 70 | |
| Oscar Wilde | | 34 | h |
| Niall Williams | | 15 | |
| Terry Wogan | | 1 | |
| Grace Wynne-Jones | | 6 | |
| W B Yeats | New Books | 37 | |