Some genealogy:
Sir William TWYSDEN [Twisden], of East Peckham, cr Baronet 1611, d.8 Jan 1628; m.Lady Anne Finch (d.14 Nov 1638)
1.Sir Roger, 2nd Bt. (21 Aug 1597-27 Jun 1672); m.1 Jun 1620 Isabella Saunders (d.11 Mar 1657)
1.1.Sir William, 3rd Bt. (1635-27 Nov 1697); m.1665 Frances Cross (d.ca 1731)
1.1.1.Roger (1666-1685)
1.1.2.Sir Thomas, 4th Bt. (ca 1678-10 Oct 1712); m.1710 Catharine Withens (d.Apr 1730)
1.1.2.1.Frances; m. George Ogle
1.1.2.2.Catharine; m.George Cooke
1.1.3.Sir William, 5th Bt., d.10 Aug 1751; m.Jane Twisden (below)
1.1.3.1.Sir William, 6th Bt,, d.8 Jul 1767; m.by 1760 Mary Jervis (d.4 Jun 1818)
1.1.3.1.1.Sir William Jervis, 7th Bt. (13 May 1760-3 Feb 1834); m.7 May 1786 Frances Wynch (d.ca 1849)
1.1.3.1.1.1.Sir William, 8th Bt. (1 Dec 1788-22 Jun 1879); m.1st 24 Mar 1831 Mrs Eliza Polhill, née May (d.12 Jul 1863); m.2nd 18 Feb 1869 Annie Browne, widow of Aaron Herde
1.1.3.1.1.2.Francis James (14 Jun 1803-16 Aug 1854); m.1829 ___ Hook
1.1.3.1.1.2.1.dau
1.1.3.1.1.2.2.dau
1.1.3.1.1.3.John (25 Nov 1808-1863); m.1st 8 Jan 1829 Cecilia Bazalgette; m.2nd 20 May 1842 Georgina Horsford
1.1.3.1.1.3.1.Sir Louis John Francis, 9th Bt. (1830-1 May 1911); m.1st 1856 his cousin Helen Bazalgette (d.17 Aug 1908); m.2nd 29 Jan 1909 Emily Susannah Offin
1.1.3.1.1.4.Frances, d.1873; m.20 Jul 1831 Rev. Lambert Blackwell Larking
1.1.3.1.1.5.Mary; m.22 Jul 1819 Henry Duncan Twysden (below)
1.1.3.1.1.6.Eliza, d.2 Sep 1878; m.23 Jul 1827 Charles Henry Seale (1790-9 Feb 1856), brother of Sir John Seale, Bt.
1.1.3.1.1.7.Isabella Camilla, d.7 Mar 1850; m.25 Mar 1824 Rev. Robert Orgil Leman
1.1.3.1.2.Heneage (23 Sep 1764-1826); m.17 Jul 1802 Anne (d.30 Mar 1853), dauof Sir John Dyke, 3rd Bt.
1.1.3.1.3.Thomas (20 Oct 1765-4 Oct 1801); m.Isabella Duncan (d.1846)
1.1.3.1.3.1.Henry Duncan (6 Oct 1794-6 Oct 1872); m.22 Jul 1819 Mary Twysden (above)
1.1.3.1.3.1.1.Henry Duncan (27 Jul 1820-5 Nov 1880); m.1st Jul 1848 Margaret Herne (d.27 Apr 1867); m.2nd 24 Mar 1869 Martha Louisa Mendham
1.1.3.1.3.1.2.Heneage Thomas, k.a. Inkerman 9 Nov 1855
1.1.3.1.3.1.3.Frances Mary, d.17 Jul 1892; m.10 Mar 1849 Walter Hele Molesworth (d.11 Jan 1885)
1.1.3.1.3.2.Rev. Thomas (21 Aug 1801-Oct 1887); m.15 Oct 1827 Elizabeth Fortescue (d.1891)
1.1.3.1.3.2.1.James Stevenson (15 Aug 1828-16 Aug 1910); m.11 Jan 1889 Aileen Frances Mary (d.7 Feb 1937), dau of Sir William Wilson-Todd, Bt.
1.1.3.1.3.2.1.1.Sir Roger Thomas, 10th Bt. (24 Feb 1894-23 Jul 1934); m.1st 26 Jan 1917 (div 1926) Mary Duff Stirling Byron Smurthwaite (d.27 Jun 1938); m.2nd 15 Dec 1926 Mrs Eleanora Blake, née Ogilvie-Grant (d.16 Dec 1956)
1.1.3.1.3.2.1.1.1.Sir Anthony Roger Duncan, 11th Bt. (11 Mar 1918-10 Oct 1946); m.18 Sep 1945 Mary Alice Blagrove
1.1.3.1.3.2.1.2.Sir William Adam Duncan, 12th Bt. and last Bt. (6 Apr 1897-1970); m.9 Apr 1949 Isla Howlett, known as Isla Grey
1.1.3.1.3.2.1.3.Aileen Elizabeth (4 Dec 1891-Aug 1977)
1.1.3.1.3.2.1.4.Anne Evelyn Frances (20 Jul 1898-30 Dec 1986); m.13 Dec 1921 Thomas Balfour Fellowes (15 Jul 1891-11 Feb 1974)
1.1.3.1.3.2.2.Edmund Fortescue (8 Aug 1832-11 Feb 1864)
1.1.3.1.3.2.3.Isabella Elizabeth, d.10 Feb 1910; m.1st 31 Dec 1850 Charles Hugh Hoare (24 Oct 1819-9 Apr 1869); m.2nd 5 Apr 1893 Sir James Fergusson, 6th Bt. (d.14 Jan 1907)
1.1.3.1.4.Frances; m.1st 9 Aug 1783 (div 1788) Archibald Montgomerie, 11th Earl of Eglinton (18 May 1726-30 Oct 1796); m.2nd 29 Nov 1794 Francis Moore
1.1.3.2.Thomas, d.19 Jul 1784
1.1.3.3.Rt Rev. Philip, Bp of Raphoe, d.2 Nov 1752; m.1st 1741 Mary Purcell (d.1743); m.2nd Frances Carter
1.1.3.3.1.[ex 1] dau, d.young
1.1.3.3.2.[ex 2] Frances (25 Feb 1753-23 Jul 1821); m.26 Mar 1770 George Bussy Villiers, 4th Earl of Jersey (9 Jun 1735-22 Aug 1805)
1.1.3.4.Jenny
1.1.3.5.Harriot
1.1.3.6.Elizabeth
1.1.3.Heneage, k.a. Malplaquet 1709
1.1.4.John, lost at sea 1707; he was 8th son
1.1.5.Josias, k.a. in Flanders 1708
1.1.6. – 1.1.9. four more sons
1.1.10.Anne
1.1.11.Frances
1.1.12.Isabella; m.Richard Lybbe
1.2.Roger, d.20 Feb 1676, aged 35
1.3.Charles, d.1690
1.4.Anne; m.John Porter
1.5.Isabella, d.1726
1.6.Frances, d.Apr 1711; m.1662 Sir Peter Killegrew, 2nd Bt. (ca 1634-8 Jan 1705)
2.Sir Thomas TWISDEN, of Bradburne, cr Baronet 1666 (8 Jan 1602-2 Jan 1683); m.by 1640 Jane Tomlinson (d.1702)
2.1.Sir Roger, 2nd Bt. (ca 1640-28 Feb 1703); m.1667 Margaret Marsham (9 Dec 1644-30 Jan 1687)
2.1.1.Sir Thomas, 3rd Bt. (ca 1668-12 Sep 1728); m.1701 Anne Musters (d.20 Oct 1729)
2.1.1.1.Sir Thomas, 4th Bt. (ca 1704-24 Aug 1737)
2.1.1.2.Sir Roger, 5th Bt. (ca 1705-7 Mar 1772); m.by 1740 Mrs Elizabeth Bartholomew, née Watton (d.4 Mar 1775)
2.1.1.2.1.Sir Roger, 6th Bt. (b. before 1741, d.5 Oct 1779); m.25 Jan 1779 Rebecca Waldash (d.3 Feb 1833)
2.1.1.2.1.1.Elizabeth (1780- ); m.Thomas Law Hodges
2.1.1.2.2.William
2.1.1.2.3.Sir John Papilon, 7th Bt. (ca 1745-10 Feb 1810); m.8 Apr 1782 Elizabeth (1754-Jan 1816),dau of Sir Francis Geary, Bt.
2.1.1.2.3.1.Sir John, 8th and last Bt. (Jun 1785-1 Jan 1841); m.25 Feb 1811 Catharine Judith Coppard (d.29 Apr 1819)
2.1.1.3.William
2.1.1.4.John
2.1.2.Elizabeth (31 May 1681-14 Sep 1765); m.by 1711 Sir Richard Newdigate, 2nd Bt.] (29 Apr 1668-22 Jul 1727)
2.2.Thomas à issue
2.3.William
2.4.Heneage, dsp
2.5.Francis, d.20 Nov 1721; m. Mrs Rebecca Hale, née Lemon à 5 children, of whom:
2.5.1.Jane; m.Sir William Twysden, 5th Bt. (above)
2.5.2.Isabella
2.6.Jane, d.7 Dec 1690; m.Sir John Simpson
2.7.Anne
2.8.Margaret; m.Sir Thomas Style, Bt.
2.9.Elizabeth; m.Thomas Dalison
2.10.Eleanor; m.Sir Felix Wylde, Bt.
2.11.Isabel
3.William, d.30 Jul 1641
4.John, d.13 Sep 1688, aged 84
5.Francis, d.aged 63, bur 1675
3.Elizabeth (18 Aug 1600-17 Apr 1655); m.10 Dec 1622 Sir Hugh Cholmley, of Whitby, Bt. (22 Jul 1600-20 Nov 1657)
4.Anne, d.3 Dec 1670; m.20 Apr 1630 Sir Christopher Yelverton, Bt. (d.4 Dec 1654)