Francis Bernard Beamish (5 April 1802 – 1 February 1868) was an Irish Whig and Liberal politician. Beamish was the son of William Beamish and Anne Jane Margaret (née Delacour) and, in 1837, married Catherine Savery de Lisle de Courcy, daughter of Michael de Courcy and Catherine de Lisle. They had at least one child: Francis Bernard Servington Beamish, who was born in 1839. A Freeman of Cork in 1827, Beamish was made Mayor of Cork in 1843, and High Sheriff of the City of Cork in 1852, and was also a Deputy Lieutenant and Justice of the Peace.