| Authorised form of name | O'Brien; Sir; Lucius Henry (1731 - 1795) | 
| Dates | 1731 - 1795 | 
| Date of birth | 1731 | 
| Place of death | Dromoland, County Clare, Ireland | 
| Date of death | 15 January 1795 | 
| Occupation | Barrister | 
| Activity | Education: Trinity College, Dublin; Middle Temple (admitted 1753)
 
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| Membership category | Fellow | 
| Date of election | 27/05/1773 | 
| Source | Sources: Bulloch's Roll; DNB
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| Code | NA2449 | 
Archives associated with this Fellow
| RefNo | Title | Date | 
| EC/1773/15 | O'Brien, Sir Lucius Henry: certificate of election to the Royal Society |  | 
| MM/6/43 | Letter from Lucius O'Brien, Dublin, to Sir Joseph Banks | 11 December 1787 | 
| MS/391/163 | Bond of Sir Lucius Henry O'Brien to the Treasurer of the Royal Society | 23 June 1774 [1773] |