Old Ruthinian Association - Headmasters of Ruthin School
| 1291 | Henri | le mestre mentioned in the Taxatio Ecclesiastica | ||
| 1310 | Urian | |||
| 1334 | Adam | |||
| 1353 | Nicholas de Bletchley | |||
| 1391 | Gethin | |||
| 1455 | Walter Honte | Carmelite magister | ||
| 1496 | David | Cistercian monk | ||
| 1512 | John Greysley | magister | ||
| 1535 | John Strynger, M.A. | magister | ||
| 1541 | Hugh ap Ieuan | Provost | ||
| 1564 | Sir Richard Thelwall | |||
| 1568(?) | William Morgan | (very tentative) | ||
| 1574 | John Price, M.A. | ex-Westminster and Friars Schools | ||
| 1581 | Hugh Goodman, M.A. | |||
| 1584 | Richard Parry, M.A. | Later Bishop of St. Asaph; reviser of Morgan's Welsh Bible | ||
| 1593 | John Davies, D.D. | Tentative; author of Welsh Lexicon | ||
| 1595 | Richard Powel | 2nd master for some time, maybe never Head but remained under Robert Griffith who may have taken over in 1595 or even 1593 | ||
| 1599 | Robert Griffith, B.A. | |||
| 1607 | Gabriel Parry, M.A. | The first master on the Register of Christ's Hospital; nephew of Richard Parry | ||
| 1609 | Lewis Lloyd, M.A. | |||
| 1615 | John Jones, M.A. | |||
| 1626 | William Langford, M.A. | Friend of Bishop Goodman | ||
| 1650 | William Jones | |||
| 1653 | Thomas Chaloner | Ex-Shrewsbury School; compiled a detailed Register | ||
| 1655 | Henry Price, M.A. | |||
| 1691 | John Lloyd, M.A. | Sometime Warden of Ruthin | ||
| 1695 | Robert Morgan, D.D. | |||
| 1705 | John Williams, M.A. | |||
| 1714 | John Wynne, M.A. | |||
| 1724 | Richard Edwards, M.A. | |||
| 1731 | Thomas Vaughan, M.A. | |||
| 1739 | Thomas Hughes, LL.B. | Had the Master's House built; raised the standing of the School to new heights; great-grandfather of Thomas Hughes of Rugby | ||
| 1768 | William Parry, M.A. | |||
| 1785 | John Walters, M.A. | Editor of Ascham's Toxophilus | ||
| 1789 | Thomas Roberts, M.A. | Chaplain to Archbishop Moore | ||
| 1795 | David Hughes, M.A. | |||
| 1800 | Edward Jones, M.A. | |||
| 1831 | Owen Owen, M.A. | Drowned in the loss of the Rothesay Castle | ||
| 1831 | Charles Williams, M.A. | Had large-scale improvements made to the buildings; later Principal of Jesus College, Oxford | ||
| 1839 | Edward Barnwell, M.A. | Editor of Archaeologica Cambrensis | ||
| 1865 | William Freeborn, M.A. | Head of Llanrwst School, 1851-65 | ||
| 1871 | George Preston, M.A. | Ex-Shrewsbury, King Edward's Birmingham; Headmaster Chester Cathedral School | ||
| 1875 | William Mills | Ex-Louth G.S. | ||
| 1881 | Rev. W.P. Whittington, M.A. | Llandovery and Reading before Ruthin |
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| 1909 | J.J. Williams, M.A. | Master at Carmarthen, St. David's Lampeter, and Oswestry | ||
| 1913 | E.W. Lovegrove, M.A. | Contributor to Arch. Cam; first instituted Rugby Football at Ruthin |
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| 1930 | M.H. Phillips, M.A. | Master at Rossall and Charterhouse before Ruthin |
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| 1936 | J.R.T. Russell, M.A. |
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| 1967 | A.S. Hill, B.Sc. | University of Liverpool |
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| 1986 | Ralph F. Ullmann M.A. | Cantab |
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| 1993 | John S. Rowlands B.Sc. | University of Leicester |
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| 2010 | Toby J. Belfield M.A. | Cantab |
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| 2020 | Paul Wallace-Woodroffe B.A. | (Ed) Exon |
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| Heads of Ruthin School | ||||
| 2021 | Sue Frencham B.Sc.(Hon) | University of Leeds |
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| 2022 | Victoria Gamble B.Sc. | University College of London |
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| 2024 | Frances King B.A., M.A., M.B.A. |
B.A.(Hons) in Theology, St. Hilda's College , Oxford. M.A. in Philosophy and Religion. M.B.A. in School Management. |
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