Over 500 people are buried on the site, both under the cathedral's floor and in the graveyard outside.

Some notable individuals include:
Richard Northalis, Catholic Archbishop of Dublin
John de Sandford, Catholic Archbishop of Dublin
Hugh Inge, Catholic Archbishop of Dublin
Marcus Beresford
Sir John Blennerhassett and his wife
Thomas Jones as well as his wife
Michael Boyle
Richard Meredith
Michael Tregury, Archbishop of Dublin (1450–1471)
Adam Loftus, also the first Provost of Trinity College, Dublin – in a family vault also containing his wife and two of their children
John Cradock, Church of Ireland Archbishop of Dublin (1772–1778)
Frederick Schomberg, 1st Duke of Schomberg (1615/6-1690)
Jonathan Swift, author and dean of the cathedral and Esther Johnson ("Stella") his companion of many years.

Sir Jerome Alexander (died 1670), a notoriously severe judge
Thomas Cromwell, 3rd Earl of Ardglass
Lennox Robinson, Playwright and Director
Over 500 people are buried on the site, both under the cathedral's floor and in the graveyard outside. 
Some notable individuals include:
Richard Northalis, Catholic Archbishop of Dublin
John de Sandford, Catholic Archbishop of Dublin
Hugh Inge, Catholic Archbishop of Dublin
Marcus Beresford
Sir John Blennerhassett and his wife
Thomas Jones as well as his wife
Michael Boyle
Richard Meredith
Michael Tregury, Archbishop of Dublin (1450–1471)
Adam Loftus, also the first Provost of Trinity College, Dublin – in a family vault also containing his wife and two of their children
John Cradock, Church of Ireland Archbishop of Dublin (1772–1778)
Frederick Schomberg, 1st Duke of Schomberg (1615/6-1690)
Jonathan Swift, author and dean of the cathedral and Esther Johnson ("Stella") his companion of many years.
Sir Jerome Alexander (died 1670), a notoriously severe judge
Thomas Cromwell, 3rd Earl of Ardglass
Lennox Robinson, Playwright and Director
St Patrick's Cathedral, Dublin