John William, Baron Ripperda

The Most Excellent The Duke of Ripperdá GE
Prime Minister of Spain
In office 12 December 1725 – 14 April 1726
Monarch	Philip V
Preceded by	José de Grimaldo
Succeeded by	José de Grimaldo
Personal details
Born	Johan Willem Ripperda (1684-03-07)7 March 1684 Oldehove, Groningen
Died	5 November 1737(1737-11-05) (aged 53) Tétouan
Nationality	Dutch, Spanish
Spouse(s)	Aleida van Schellingwoude Francisca de Xarava del Castillo
Parent(s)	Ludolph Luirdt Ripperda tot Winsum Maria Isabella van Deest

Juan Guillermo, Baron de Ripperdá, 1st Duke of Ripperdá (7 March 1684  – 5 November 1737), was a political adventurer and Spanish Prime Minister.