William Parkinson Ruxton (1766 – 11 October 1847) of Red House in County Louth was an Irish Member of Parliament.
He inherited the Red House and rebuilt it in its present form.
He was elected to the Irish House of Commons for Ardee in 1790 and then again in 1799, sitting until the Parliament of Ireland was abolished by the Act of Union 1800.
[2] On 18 January 1802 he married Anna Maria Fortescue (born 6 July 1773 – died 25 August 1865), daughter of Thomas Fortescue of Dromisken.
She died in 1865 and the estate passed to her nephew, Chichester Fortescue, who adopted the surname Parkinson-Fortescue.