1498, November 16 - presented by the Crown as a Chaplain in Snodhill
1507 - graduated Doctor of Music from Cambridge
1515, November 4 - resigned as Chaplain in Snodhill
1516, January - appointed Rector of East Horsley in Surry (resigned May 13 for a higher paying salary)
1516 - appointed Rector of Latchington in Essex
1522, June 15 - it is believed 'I have been a foster', a Madrigal for 3 voices, which is at the British Museum, was performed in a play presented by Cornish at Windsor
date? - 'Petyously constrayened am I' is in the British Museum Royal MSS, App. 58
date? - 'Farewell my joy', a Madrigal for 3 voices at the British Museum
1525, June 5 - In a letter kept in the Calendar of Letters and Papers of Henry VIII, his brother, William Cowper, Dean of Bridgenorth, wrote to Cromwell recommending Sir Robert Cowper for further preferment.
1529 - The King's College, Cambridge, has an entry in the Inventory of the 'Pryke Song' books describing 4 smaller books with Cornysh's and Coper's Masses.
1530 - Wynkyn de Worde's Song Book with three of his 3 voice compositions: 'In youth, in age', 'So great unkindness', and 'Ut, re, mi'
ca1553 - 'Hodie nobis caelorum rex' is published in The 'Gyffard' Partbooks
1891 - his Round or Catch composition 'Alone I Live' was published by the Plain-Song and Medieval Society
