Henry Alcock d.1811 (1717–1811) Parents Mary Loftus William Alcock Children Henrietta Alcock Harry Alcock Eliza Jane Alcock Ussher Alcock Mary Anne Alcock William Congreve Alcock William Henry Alcock unknown Alcock Siblings Henrietta Alcock Sir John Alcock William Alcock Mary Alcock Partners Elizabeth Katherine Ussher Phillipa Melosina Chenevix