1. Home
  2. Authors & Illustrators
  1. A
  2. B
  3. C
  4. D
  5. E
  6. F
  7. G
  8. H
  9. I
  10. J
  11. K
  12. L
  13. M
  14. N
  15. O
  16. P
  17. Q
  18. R
  19. S
  20. T
  21. U
  22. V
  23. W
  24. X
  25. Y
  26. Z
  1. Clare O' Donoghue
  2. Terrie O'Brian
  3. Claire O'Brien
  4. Kiera O'Brien
  5. Kiera O'Brien
  6. Sean O'Brien
  7. Des O'Connor
  8. Bridget O'Donnell
  9. Kim O'donnell
  10. Chris O'Dowd
  11. Sheila O'Flanagan
  12. Andrew O'Hagan
  13. Mo O'Hara
  14. Kate O'Hearn
  15. Owen O'Kane
  16. A. O'kif
  17. Shaquille O'Neal
  18. Amanda O'Neill
  19. Martin O'Neill
  20. Bill O'Reilly
  21. P J O'Rourke
  22. P. O'rourke
  23. Ellie O'Ryan
  24. Ellie O'Shea
  25. Feargus O'Sullivan
  26. Kate O'Sullivan
  27. Ronnie O'Sullivan
  28. O'toole
  29. O'toole O'toole
  30. P. O'toole
  31. Peter O'Toole
  32. Nicky O’Byrne
  33. Katherine Tiernan O’Connor
  34. Dermot O’Leary
  35. Olusegun Obasanjo
  36. Obie Oberholzer
  37. Martine Oborne
  38. Jenny Offill
  39. Sara Ogilvie
  40. Sara Ogilvie
  41. Jean Davies Okimoto
  42. Ella Okstad
  43. Hans Olav Lahlum
  44. Jenny Oldfield
  45. Matt Oldfield
  46. Molly Oldfield
  47. Andrew Oldham
  48. Abi Oliver
  49. Mark Oliver
  50. Ramon Olivera
  51. Edith Olivier
  52. Peter Olney
  53. David Olusoga
  54. J. Ondaatje
  55. M. Ondaatje
  56. Michael Ondaatje
  57. Michael Oppenheim
  58. Hiawyn Oram
  59. Baroness Orczy
  60. Miguel Ordonez
  61. David Orme
  62. Helen Orme
  63. Cheryl Orsini
  64. Julio Ortega
  65. Davide Ortu
  66. Jack Osbourne
  67. Kelsey Oseid
  68. Alice Oseman
  69. Osho
  70. Richard Osmond
  71. Frank Ostaseski
  72. Matt Ottley
  73. Wil Overton
  74. Amanda Owen
  75. Lisa Owens
  76. H. Oxbury
  77. Chris Oxlade
  78. Chris Oxlade
  79. Paul Oyer
  80. Helen Oyeyemi
  81. R. Ozeki