 John Margetts, later John Dunn Gardner, above (b. July 1811), born and known as John Margetts and so enrolled in school although styling himself Earl of Leicester, but christened December 1823 (with his other siblings) with the surname of Townshends, and then assumed the style of Earl of Leicester until 1843.3.William Dunn-Gardner, of Fordham Abbey, nr Newmarket, co. Cambridge, JP (23 June 1812 – 1879), known as Lord William Townshend from 26 December 1823 until 1843 (as the alleged second surviving son of the 3rd Marquess Townshend), when he and his siblings were declared illegitimate by private act.