Robert (Ll.D) Fitzgerald
- 1699(
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- 1 Robert (Ll.D) Fitzgerald [1] d. 1699
- Mary Clotworthy d. Yes, date unknown
- 2 Robert (19Th Earl of Kildare) Fitzgerald [1.1] b. 1675 d. 20 Nov 1744
- Mary (of Inchiquin) O'brian b. 12 Feb 1692 d. 10 Feb 1780
- 3 Margaret (Countess Hillsborough) Fitzgerald [1.1.1] d. 19 Jan 1766
- William (1st Marquess of Downshire) Hill b. 30 May 1718 d. 7 Oct 1793
- 4 Charlotte (of Downshire) Hill [1.1.1.1] d. 17 Jan 1804
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- 4 Mary Amelia (of Downshire) Hill [1.1.1.2] b. 16 Aug 1750 d. 27 Nov 1835
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- 4 Arthur (2nd Marquess of Downshire) Hill [1.1.1.3] b. 3 Mar 1753 d. 7 Sep 1801
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- 4 Charlotte (of Downshire) Hill [1.1.1.1]
- 3 James (1st Duke of Leinster) Fitzgerald [1.1.2] b. 29 May 1722 d. 19 Nov 1773
- Emilia Mary Lennox b. 6 Oct 1731 d. 27 Mar 1814
- 4 William Robert (2nd Duke of Leinster) Fitzgerald [1.1.2.1] b. 12 Mar 1749 d. 20 Oct 1804
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- 4 George (Earl of Offal) Fitzgerald [1.1.2.2] b. 15 Jan 1748 d. Yes, date unknown
- 4 Charles James Brown(1st Baron Lecale) Fitzgerald [1.1.2.3] b. 30 Jun 1756 d. Yes, date unknown
- 4 Robert Stephen Fitzgerald [1.1.2.4] b. 1765 d. Yes, date unknown
- 4 Charlotte Mary G. (Baroness Rayliegh) Fitzgerald [1.1.2.5] d. Yes, date unknown
- 4 Lord Henry FitzGerald [1.1.2.6] b. 30 Jul 1761 d. 9 Jul 1829
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- 4 Lord Edward Fitzgerald [1.1.2.7] b. 15 Oct 1763 d. 4 Jun 1798
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- 4 William Robert (2nd Duke of Leinster) Fitzgerald [1.1.2.1]
- 3 Margaret (Countess Hillsborough) Fitzgerald [1.1.1]
- 2 Robert (19Th Earl of Kildare) Fitzgerald [1.1]