THE O’CONOR HISTORY IS INTERTWINED CLOSELY WITH THAT OF IRELAND ITSELF.


HERE ARE SOME OF THE KEY DATES:

0

33 Crucifixion of Jesus

75 Death of Feredach the Just first King listed on the O’Conor Pedigree

410 Rome sacked by the Visigoths

438 Duagh Galach blessed by St. Patrick as King of Connacht

971 Cathal, son of Conor first to adopt the second name (O’Conor) son of Conor

1000

1066 Norman Invasion of Britain

1123 Turlough Mór O’Conor commissions the Cross of Cong

1163 Work commences on Notre Dame Cathedral

1169 Norman Invasion of Ireland During the reign of Rory O’Conor Last High King of Ireland

1198 Death of Rory O’Conor

1346 The Black death ravages Europe

1350 O’Conor’s in possession of Castles at Roscommon and Ballintubber

1385 O’Conor split into O’Conor Don and O’Conor Roe

1509 Coronation of Henry VIII

1577 Dermot O’Conor Don surrenders Roscommon Castle to the English

1599 Ballintober Castle bombarded By O’Donnell

1649 Execution of King Charles I

1651 Owen O’Conor commissioned Into Duke of Gloucester Reg.

1690 Battle of the Boyne

1691 Introduction of a series of laws Known as the Penal Laws

1692 Major Owen O’Conor dies as prisoner in Chester Castle

1692 First House built at Clonalis

1700 O'Conor's lose possession of Ballintober Castle ruins

1700 Denis O’Conor living in Kilmactranny working as a ploughman

1710 Birth of Charles O’Conor (subsequently of Bellanagare)

1720 Denis O’Conor (now of Bellanagare) regains a small holding

1820 Owen O’Conor moves from Bellanagare to Clonalis having inherited O’Conor Don title

1829 Act of Catholic Emancipation

1829 Owen O’Conor becomes first Catholic MP for Roscommon in 200 yrs

1845-47 The Great Famine

1847 Denis O’Conor MP for County dies

1878-80 Charles Owen O’Conor Don MP builds the “new” Clonalis House

1916 Irish Rebellion

1922 “New” House shelled by Free State Army

1981 Death of Fr. Charles O’Conor Don SJ.
Clonalis was inherited by his sister Gertrude O’Conor-Nash. Title inherited by his cousin Denis O’Conor of Dun Laoghaire.

Pyers (Gertrude’s son) and Marguerite O’Conor Nash move to Clonalis in 1981 with their family. (Barbara, Richard & Letitia)

1984 Amendment to Capital Acquisition Tax Act to save Clonalis

2000

2000 Desmond O’Conor of Sussex 2000 Inherits O’Conor Don title on death of His Father

2018 Richard O’Conor Nash, his wife Carol-Anne and their sons Haron and Frederick return to Clonalis.