"Richard of Cornwall (5 January 1209 – 2 April 1272) was Count of Poitou (from 1225 to 1243), 1st Earl of Cornwall (from 1225) and German King (formally "King of the Romans", from 1257). One of the wealthiest men in Europe, he also joined the Barons' Crusade, where he achieved success as a negotiator for the release of prisoners, and assisted with the building of the citadel in Ascalon."
Richard Plantagenet, 1st Earl of Cornwall / "King of the Romans" is my 23rd great grandfather.
your father → Mamie C. Nichols (Collins)
his mother → Martha Collins (BARTLETT)
her mother → Nancy Rachel Bartlett (KING)
her mother → Sarah Ann King (Bartlett)
her mother → Reuben S. BARTLETT
her father → John Garner Bartlett
his father → WILLIAM BARTLETT
his father → WILLIAM BERKLEY
his father → Margaret (Brent) Bartlett
his mother → Richard Brent
her father → Elizabeth Brent
his mother → Katherine Reed
her mother → Elizabeth Greville (Willoughby), Baroness Willoughby of Broke
her mother → Edward Willoughby
her father → Sir Robert Willoughby, KB
his father → Blanche Champernon
his mother → John Champernon, Sir
her father → Sir Alexander Champernon, Kt.
his father → Sir Richard Champernon, Knight and Sheriff of Devonshire
his father → Sir Thomas Champernon of Modbury, Knight
his father → Sir Richard Champernowne, of Modbury
his father → Richard Champernoun, Knight
his father → Joan de Cornwall
his mother → Richard Plantagenet, 1st Earl of Cornwall / "King of the Romans"