Ambrose Hutchinson's mother
From Tardis Wiki, the free Doctor Who reference
The mother of Ambrose Hutchinson died at some point in the late 19th century before the 1890s. Years after her death, her son claimed to friends that he was going away to visiting his her. In reality, his mother was long dead and he was using her as a cover story to meet up with Warren Gadd. (AUDIO: Beautiful Things)