Ubaldo II Visconti, son of Lamberto di Eldizio and Elena de Lacon, was the Judge of Gallura from 1225 to his death in 1238. He ruled every giudicato on the island of Sardinia at one point or another save Arborea. Wikipedia
Born: 1207
Died: 1238 (age 31 years), Giudicato of Gallura
Spouse: Adelasia of Torres
Parents: Lamberto Visconti di Eldizio and Elena of Gallura