Claire Clairmont Mary Shelley's stepsister, mother of Byron's daughter (1798–1879) (1798–1879) Parents Mary Jane Godwin Sir John Lethbridge, 1st Baronet Charles Clairmont William Godwin Children Allegra Byron Siblings William Godwin the Younger Mary Shelley Charles Gaulis Clairmont Sir Thomas Lethbridge, 2nd Baronet Dorothea Lethbridge Frances Maria Lethbridge Partners Lord Byron
