He married Teresa Margarita Rodriguez de Montemayor, daughter of Juan Rodriguez de Montemayor.
Blas Javier de Alanis. In 1748, he requested a dispensation to marry Maria Rita Rodriguez, daughter of Joseph Rodriguez and Maria Zaragoza Ruiz de Ocon.
Maria Luisa de Alanis. In 1750, she requested a dispensation to marry Juan Joseph Rodriguez de Montemayor, son of Joseph Rodriguez and Maria Zaragoza Ruiz de Ocon.