The daughter of the French writer Louis-Sébastien Mercier and former (fourth) wife of Thomas Holcroft; in 1812 she married the Irish playwright James Kenney.

CORRESPONDENCE OF Louisa Kenney [née Mercier]:

William Godwin to Louisa Holcroft [Kenney], [draft; January? 1810] in William Godwin: his Friends and Contemporaries (London: Henry S. King & Co., 1876)

Charles Lamb to James and Louisa Kenney, [16? October 1817] in The Works of Charles and Mary Lamb. Letters (London: Methuen and Co., 1905)

Mary Lamb to Louisa Kenney, [December? 1822] in The Works of Charles and Mary Lamb. Letters (London: Methuen and Co., 1905)