Career
The community of Alviso (now a part of San Jose) was named after him. His father died a year following their arrival. Ignacio served as a soldier in the San Francisco Company from 1805 to 1819.
In 1838 he was granted Rancho Rincon de Los Esteros.
He died in 1848 leaving a large estate. Ignacio Alviso is the uncle of José María Alviso, an early alcalde of San Jose.