We know the name of at least one person who is said, on apparently good authority, to have added stanzas to the song. Unfortunately we don't know what they were.

Referring to the period right after the First World War, the journalist George Slocombe writes in "The Tumult and the Shouting" (1936) that

"The Morning Post was then represented in Berlin, and subsequently in Paris, by the late Lester Lawrence, a timid and scholarly man with an unsuspected quality of wit, who surprised his friends once by writing additional stanzas, in perfect verse of the period, to the ancient London ballad which begins, 'She was Poor but she was Honest.'"