John of Gaunt, 1st Duke of Lancaster, 1st Earl of Richmond is your third cousin 18 times removed.
You
→ Kenneth Curtis Hosea
your father → Ophelia Hosea
his mother → Henry Morgan
her father → Nancy Lucinda Champion
his mother → John James Champion
her father → Samuel Champion
his father → Ann Champion
his mother → Anne Judkins
her mother → Benjamin Edward Champion, Sr.
her father → Elizabeth Champion
his mother → John Atkins
her father → Frances Atkins
his mother → Mary Blennerhasset
her mother → Sir Edward Echingham
her father → John Echingham
his father → Sir Richard Echingham
his father → Sir Thomas Etchingham
his father → Jane / Joan FitzAlan
his mother → John FitzAlan, 1st Baron Arundel
her father → Eleanor of Lancaster, Countess of Arundel and Warenne
his mother → Henry of Lancaster
her father → Blanche of Artois
his mother → Jeanne I, Queen of Navarre
her daughter → Isabella of France, Queen consort of England
her daughter → Edward III, king of England
her son → John of Gaunt, 1st Duke of Lancaster, 1st Earl of Richmond
his son