Male Direct line of Thomas Frederick Barker
- Thomas Frederick Barker 1880 – 1956
- Thomas Eliphaz Barker 1845-1923
- Barzillai Barker 1811-1864
- Eliphaz Barker 1786-1863
- David Barker 1749-1819
- John Barker 1710-1777
- James Barker 1675-1758
- James Barker 1648-1722
- James Barker 1617-1702
- James Barker of Hawick died 1634 at sea
- Rowland Barker
- Edward Barker 1533-1558
- John Barker
- William Barker (Calvehall)
- Humphrey Barker
- John Barker of Aston
- John Barker
- William Barker Died 1480
- Henry Barker
- William Barker
- Roger de (le) Barker
- William de Barker (Bercer)
- Randulph (Richard) de Calverhall
- William Calverhall
- William Calverhall
- Wiilliam Fitzralph Calverhall
- Randulph de Calverhall born about 1200AD