Juan O'Neylle (1765 – February 24, 1809) was a Spanish Army officer who served in the Peninsular War. He is best known as one of the commanders during the Spanish defeat at the Battle of Tudela.[1]
- ^ de la Sala Valdes y Garcia Sala, Mario (1908). Obelisco Histórico en Honor de los Heróicos Defensores de Zaragoza en sus Dos Sitios (1808-1809) (PDF) (in Spanish). Zaragoza: Impresor del Excsmo. Sr. Arzobispo.