Four or more generations of descendants of James Swan (1754-1830) if they are properly linked:
1. James Swan (1754-1830)
- 2. Hepzibah Swan (1777-1833)
- 2. Christina Keadie Swan (1778-1867)
- 3. John Turner Sargent, Jr. (1807-1867)
- 3. Henry Jackson Sargent (1808-1867)
- 3. Howard Sargent (1810-1872)
- 4. Frances Cunningham Sargent (1837-1922)
- 4. Charlotte Howard Sargent (1840-1869)
- 4. Howard Sargent (1842-1909)
- 4. Mary Sarah Sargent (1844-1908)
- 5. Isaac Rand Thomas (1864-) ... (more)
- 5. Malcolm Thomas (1867-1896) ... (more)
- 5. Elizabeth Whitwell Thomas (1868-1952) ... (more)
- 5. Charlotte Cunningham Thomas (1870-1873) ... (more)
- 5. Arthur Alexander Thomas (1871-1873) ... (more)
- 5. Gorham Thomas (1872-1872) ... (more)
- 5. Mary Frances Thomas (1873-) ... (more)
- 5. Charles Kemble Thomas (1878-1881) ... (more)
- 5. Helen Sargent Apthorp (1883-1982) ... (more)
- 5. Robert East Apthorp (1885-1974) ... (more)
- 4. Ellen Sargent (1845)
- 4. Alice Wentworth Sargent (1851)
- 4. Richard Turner Sargent (1854)
- 2. Sarah Swan (1782-1849)
- 2. James Keadie Swan (1783-1836)