Four or more generations of descendants of William Brabazon Ponsonby, 1st Baron Ponsonby (1744-1806) if they are properly linked:
1. William Brabazon Ponsonby, 1st Baron Ponsonby (1744-1806)
- 2. John Ponsonby, Viscount Ponsonby (c1770-1855)
- 2. William Ponsonby (1772-1815)
- 2. Richard Ponsonby (c1772-1853)
- 2. Frederick Ponsonby (-1849)
- 2. George Ponsonby (1774-1863)
- 2. Mary Elizabeth Ponsonby (1775-1861)
- 3. Louisa Elizabeth Grey (1797-1841)
- 4. Emily Augusta Lambton (-1886)
- 4. Alice Anne Caroline Lambton (-1907)
- 4. Mary Louisa Lambton (-1898)
- 4. Charles William Lambton (1818-1831)
- 4. George Frederick D'Arcy Lambton, 2nd Earl of Durham (1828-1879)
- 5. John George Lambton, 3rd Earl of Durham (1855-1928) ... (more)
- 5. Frederick William Lambton, 4th Earl of Durham (1855-1929) ... (more)
- 5. Hedworth Lambton (1856-1929) ... (more)
- 5. Charles Lambton (1857-1949) ... (more)
- 5. Beatrix Louisa Lambton (1859-1944) ... (more)
- 5. George Lambton (1860-1945) ... (more)
- 5. Katherine Frances Lambton (1862-1952) ... (more)
- 5. William Lambton (1863-1936) ... (more)
- 5. Claud Lambton (1865-1945) ... (more)
- 5. D'Arcy Lambton (1866-1954) ... (more)
- 5. Eleanor Lambton (1868-1959) ... (more)
- 5. Anne Lambton (1869-1922) ... (more)
- 5. Francis Lambton (1871-1914) ... (more)
- 3. Elizabeth Grey (1798-1880)
- 4. John Bulteel (1827-1897)
- 5. Mabel Bulteel (-1946) ... (more)
- 5. Elizabeth Bulteel (1855-1947) ... (more)
- 5. John George Bulteel (1856-1920) ... (more)
- 5. Henry Bulteel (1857-1929) ... (more)
- 5. Beatrix Bulteel (1859-1937) ... (more)
- 5. Lionel Bulteel (1860-1954) ... (more)
- 5. Mary Moncrieff Bulteel (1862-1933) ... (more)
- 5. Emily Jane Bulteel (1863-1935) ... (more)
- 5. Blanche Adelaide Seymour Bulteel (1864-1940) ... (more)
- 5. Edith Caroline Bulteel (1866-1948) ... (more)
- 5. Effie Georgiana Bulteel (1867-1958) ... (more)
- 5. Flora Evelyn Bulteel (1869-1956) ... (more)
- 5. Walter Beresford Bulteel (1873-1952) ... (more)
- 4. Charles Henry Bulteel (1828-?)
- 4. Mary Elizabeth Bulteel (1832-?)
- 5. Alberta Victoria Ponsonby (1862-1945) ... (more)
- 5. Magdalen Ponsonby (1864-1934) ... (more)
- 5. John Ponsonby (1866-1952) ... (more)
- 5. Frederick Edward Grey Ponsonby, 1st Baron Sysonby (1867-1935) ... (more)
- 5. Arthur Augustus William Harry Ponsonby, 1st Baron Ponsonby (1871-1946) ... (more)
- 4. Louisa Emily Charlotte Bulteel (1839-1892)
- 5. Arthur Baring (1862-1862) ... (more)
- 5. John Baring, 2nd Baron Revelstoke (1863-1929) ... (more)
- 5. Cecil Baring, 3rd Baron Revelstoke (1864-1934) ... (more)
- 5. Everard Baring (1865-1932) ... (more)
- 5. Elizabeth Baring (1867-1944) ... (more)
- 5. Margaret Baring (1868-1906) ... (more)
- 5. Susan Baring (1870-1961) ... (more)
- 5. Maurice Baring (1874-1945) ... (more)
- 5. Hugo Baring (1876-1949) ... (more)
- 5. Rupert Baring (1878-?) ... (more)
- 4. John Bulteel (1827-1897)
- 3. Caroline Grey (1799-1875)
- 3. Henry George Grey, 3rd Earl Grey (1802-1894)
- 3. Charles Grey (1804-1870)
- 4. Sybil Mary Grey (1848-1871)
- 4. Charles Grey (1850-1855)
- 4. Albert Henry George Grey, 4th Earl Grey (1851-1917)
- 5. Victoria Sybil Mary Grey (1878-1907) ... (more)
- 5. Charles Robert Grey, 5th Earl Grey (1879-1963) ... (more)
- 5. Sybil Grey (1882-1966) ... (more)
- 5. Evelyn Alice Grey (1886-1971) ... (more)
- 5. Lilian Winifred Grey (1891-1895) ... (more)
- 4. Victoria Alexandrina Elizabeth Grey (1853-1922)
- 4. Louisa Jane Grey (1855-1949)
- 4. Mary Caroline Grey (1858-1940)
- 3. Frederick William Grey (1805-1878)
- 3. Mary Grey (1807-1884)
- 3. William Grey (1808-?)
- 3. George Grey (1809-1891)
- 4. Charles Grey (1846-1896)
- 4. Mary Elizabeth Grey (1847-1936)
- 4. Katherine Louisa Grey (1848-1909)
- 4. Jane Grey (1850-1933)
- 4. Harry George Grey (1851-1925)
- 4. Frederick Bryan Grey (1852-1927)
- 4. Louisa Georgiana Grey (1856-1870)
- 4. George Walter Grey (1857-1894)
- 4. Francis William Grey (1860-1939)
- 5. George Archibald Grey (1886-1952) ... (more)
- 5. Mary Stuart Grey (1888-) ... (more)
- 4. Helen Diana Grey (1861-1902)
- 4. William Edward Grey (1866-1911)
- 3. Thomas Grey (1811-?)
- 3. John Grey (1812-1895)
- 3. Francis Richard Grey (1813-1890)
- 3. Henry Cavendish Grey (1814-1880)
- 3. William George Grey (1819-1865)
- 3. Louisa Elizabeth Grey (1797-1841)