James I , monarch of the Kingdom of Ireland
24 March 1603 until 27 March 1625.
Letters Patent for this reign
| Kingdom | Reign | Issued on | Peerage types | Peerages | Issued to |
|---|---|---|---|---|---|
| Kingdom of Ireland | James I | Mon 7th Nov 1622 | Hereditary peerage subsidiary to another created by the same letters patent, Peerage of Ireland, Hereditary peerage subsidiary to another created by the same letters patent | Callan, Desmond, Feilding | FEILDING George |
| Kingdom of Ireland | James I | Fri 16th Oct 1620 | Promotion in the peerage of Ireland, Hereditary peerage subsidiary to another created by the same letters patent | Cork, Dungarvan | BOYLE Richard |
| Kingdom of Ireland | James I | Thu 11th Jul 1619 | Peerage of Ireland, Hereditary peerage subsidiary to another created by the same letters patent | Desmond, Dunmore | PRESTON Richard |
| Kingdom of Ireland | James I | Wed 29th Jul 1620 | Peerage of Ireland | Digby | DIGBY Robert |
| Kingdom of Ireland | James I | Wed 16th Mar 1622 | Peerage of Ireland | Dillon | DILLON Theobald |
| Kingdom of Ireland | James I | Fri 24th Jan 1620 | Peerage of Ireland | Dillon | DILLON James |
| Kingdom of Ireland | James I | Tue 25th May 1621 | Peerage of Ireland | Dockwra | DOCKWRA Henry |
| Kingdom of Ireland | James I | Tue 26th Jun 1618 | Peerage of Ireland | Dunluce | MACDONNELL Randal |
| Kingdom of Ireland | James I | Fri 20th May 1622 | Peerage of Ireland | Esmond | ESMOND Laurence |
| Kingdom of Ireland | James I | Tue 1st Dec 1620 | Peerage of Ireland | Fitzwilliam | FITZWILLIAM William |
| Kingdom of Ireland | James I | Wed 22nd Jan 1620 | Peerage of Ireland | Folliott | FOLLIOTT Henry |
| Kingdom of Ireland | James I | Wed 5th Oct 1622 | Peerage of Ireland | Glean O'Mallun | O'MALLUN Dermot |
| Kingdom of Ireland | James I | Mon 13th Jul 1620 | Peerage of Ireland | Gorges | GORGES Edward |
| Kingdom of Ireland | James I | Sun 3rd Jan 1621 | Peerage of Ireland | Grandison | ST JOHN Oliver |
| Kingdom of Ireland | James I | Mon 8th May 1617 | Peerage of Ireland | Hamilton | HAMILTON James |
| Kingdom of Ireland | James I | Tue 31st Dec 1624 | Peerage of Ireland | Herbert | HERBERT Edward |
| Kingdom of Ireland | James I | Wed 5th Aug 1620 | Peerage of Ireland | Hervey | HERVEY William |
| Kingdom of Ireland | James I | Sat 17th Feb 1618 | Peerage of Ireland | Lambart | LAMBART Oliver |
| Kingdom of Ireland | James I | Tue 12th Nov 1624 | Peerage of Ireland | Lecale | CROMWELL Thomas |