Other Windsor, 5th Earl of Plymouth British Earl (1751-1799) (1751–1799) Parents Catherine Archer Other Windsor, 4th Earl of Plymouth Children Harriet Windsor-Clive Lady Maria Windsor Other Windsor, 6th Earl of Plymouth Siblings Lady Anne Windsor Lady Catherine Sydney Windsor Thomas Windsor Henry Windsor, 8th Earl of Plymouth Lady Sarah Windsor Andrews Windsor, 7th Earl of Plymouth Lady Elizabeth Windsor Partners Sarah Amherst