John Cavendish Browne, 3rd Baron Kilmaine (11 June 1794 – 13 January 1873) was an Anglo-Irish politician and landowner.
[1] Kilmaine was the eldest son of James Browne, 2nd Baron Kilmaine and Anne Cavendish, daughter of Sir Henry Cavendish, 2nd Baronet.
Kilmaine was married twice and was succeeded by his eldest surviving son, Francis William.
[3] Lord Kilmaine was twice married and had 17 children, all but three of whom survived to adulthood.
He married secondly, in 1839, Mary Law, daughter of Hon.