Here is a brief rundown on what I know about the family of William Maginn (1794-1842), which also includes the notable advocate for the Deaf Francis Maginn. Any additional information greatly appreciated.
John Maginn (175?-1819) appointed teacher in Diocesan School, Cork, in 1777. marries Anne Eccles, daughter of William Eccles of Ecclesville, C. Tyrone [marries ??? Miss Exham, 1806 (note, only source newspaper notice of marriage of John Magin to Miss Exham--but it would explain the late birth of Charles Arthur below)]
Children William (1794-1842) BA, LL.D. TCD, writer. Mary () Margaret () Anne (1801-) John (1803-1840) graduate of TCD, Rector of Castle-Town Roche. Charles Arthur (1815-1884?) graduate of TCD, rector of Castle-Town Roche, after his brother
William marries in 1824 Ellen Ryder Bullen (18??-1859), daughter of the Rev. Robert Bullen (d. 1817) and Ann (d. 1824).
Children Ellen (1824-18??), Governess, later marries? Ann (1825-1845), Governess John (1827-18??), Cadet in Indian Army, heatstroke forces retirement
___________________________ Charles A. Maginn marries Mary O’Callaghan Power in 1850 , daughter of Pierce Power of Roskeen.
Children (twelve in all) Charles Arthur (1859-193?). Graduate of TCD and clergyman (C of I, C of E)--Rector of Wormshill (England) 1806-1824. Francis (1861-1918). Deaf, and leading advocate for the Deaf in England and Ireland. Elizabeth (18??-193?)