Famous Kin of
Upton Sinclair

Pulitzer Prize Winning Novelist

Click on the names below to see their relationship charts

Exclude: Great Migration Magna Carta Royalty

Lewis and Clark Expedition

10th cousin 6 times removed
via Sir Henry Percy

Lewis and Clark Expedition

12th cousin 5 times removed
via Elizabeth Fitzalan

Lewis and Clark Expedition

12th cousin 6 times removed
via William Pert

Lewis and Clark Expedition

13th cousin 5 times removed
via John de Mowbray

Lewis and Clark Expedition

15th cousin 6 times removed
via William de Ros

Lewis and Clark Expedition

16th cousin 4 times removed
via Sir Edmund Mortimer

Lewis and Clark Expedition

16th cousin 4 times removed
via King Philip IV of France

Lewis and Clark Expedition

16th cousin 4 times removed
via Robert FitzRoger

Lewis and Clark Expedition

16th cousin 4 times removed
via Sir James de Audley

Lewis and Clark Expedition

16th cousin 4 times removed
via Robert de Neville

Lewis and Clark Expedition

17th cousin 4 times removed
via Henry III, King of England

Lewis and Clark Expedition

17th cousin 4 times removed
via Ferdinand III, King of Castile

Lewis and Clark Expedition

18th cousin 3 times removed
via Sir Hugh le Despencer