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| Earldom of Lucan | |
|---|---|
  Arms: Azure, a Bend cotised between six Crosses-Patée Or. Crest: On a Mound Vert, a Falcon rising wings expanded proper, armed membered and belled Or. Supporters: On either side a Wolf Azure, plain collared and chained Or. | |
| Creation date | 1 October 1795 |
| Created by | George III |
| Peerage | Peerage of Ireland |
| First holder | Charles Bingham, 1st Baron Lucan |
| Present holder | George Bingham, 8th Earl of Lucan |
| Heir apparent | Charles Lars John Bingham, Lord Bingham |
| Remainder to | The 1st Earl's heirs male of the body lawfully begotten |
| Subsidiary titles | Baron Lucan Baron Bingham Baronet 'of Castlebar' |
| Status | Extant |
| Former seat(s) | The Lawn, Castlebar Laleham House |
| Motto | SPES MEA CHRISTUS (Christ is my hope) |
| Earldom of Lucan (Jacobite Creation) | |
|---|---|
 Arms: Per pale Gules and Argent, a Fleur-de-lis per pale Argent and Sable. Crest: A Leopard's Face Or. Supporters: On either side a Wolf Azure. | |
| Creation date | c. 1691 |
| Created by | James II whilst in exile |
| Peerage | Jacobite Peerage |
| First holder | Patrick Sarsfield |
| Last holder | James Sarsfield, 2nd Earl of Lucan |
| Remainder to | The 1st Earl's heirs male of the body lawfully begotten |
| Subsidiary titles | Viscount of Tully Baron Rosberry |
| Status | Extinct |
| Extinction date | 12 May 1719 |
| Motto | VIRTUS NON VERTITUR (Virtue does not turn) |
| Being a Jacobite creation, this peerage has never been legally recognised in Britain | |
Earl of Lucan is a title which has been created twice in the Peerage of Ireland for related families.