Christopher (The Unicorn and the Wasp)
From Tardis Wiki, the free Doctor Who reference
Christopher was a name assumed by a Vespiform came to Earth to learn about Humanity. While undercover in human form he had a romantic encounter with Lady Clemency Eddison and fathered her a child, before drowning in the great monsoon of 1885. (DW: The Unicorn and the Wasp)