Background
Gaffiero was born in Senglea, Malta to Salvatore Gaffiero and Concetta Cachia.
Gaffiero was born in Senglea, Malta to Salvatore Gaffiero and Concetta Cachia.
At the age of 12, he was appointed Canon of the Collegiate of Senglea. He was ordained to the priesthood by the Archbishop Publio Maria Sant on 20 December 1851 at Street John"s Company-Cathedral in Valletta. In 1865 Gaffiero was appointed Parish Priest of Għargħur.
Two years later, 1868, he was transferred as Parish Priest of Floriana.
In 1875 he was appointed Canon of the Cathedral Chapter of Imdina. In 1885 the Diocese of Malta was administered by Monsignor Antonio Maria Buhagiar due to the illness that the bishop, Carmelo Scicluna, was suffering from.
That year Buhagiar appointed Gaffiero as his Vicar General. On 28 November 1898, Pope Leo XIII, on the advice of Archbishop Pietro Pace, appointed Gaffiero as the Auxiliary Bishop of Malta and Titular Bishop of Selymbria.
Thus he was the second bishop from Senglea, the first being Ferdinando Mattei.
He was consecrated on 15 January 1889 by Archbishop Pietro Pace in Street John"s Company-Cathedral, spending the remaining 7 years as bishop. He died on the feast of the Immaculate Conception in 1906.