Vespasia Polla was the mother of the Roman Emperor

Roman Emperor

The Roman emperor was the ruler of the Roman State during the imperial period . The Romans had no single term for the office although at any given time, a given title was associated with the emperor...

 Vespasian

Vespasian

Vespasian , was Roman Emperor from 69 AD to 79 AD. Vespasian was the founder of the Flavian dynasty, which ruled the Empire for a quarter century. Vespasian was descended from a family of equestrians, who rose into the senatorial rank under the Emperors of the Julio-Claudian dynasty...

, grandmother to Emperors to Titus

Titus

Titus , was Roman Emperor from 79 to 81. A member of the Flavian dynasty, Titus succeeded his father Vespasian upon his death, thus becoming the first Roman Emperor to come to the throne after his own father....

 and Domitian

Domitian

Domitian was Roman Emperor from 81 to 96. Domitian was the third and last emperor of the Flavian dynasty.Domitian's youth and early career were largely spent in the shadow of his brother Titus, who gained military renown during the First Jewish-Roman War...

. Polla came from a good equestrian

Equestrian (Roman)

The Roman equestrian order constituted the lower of the two aristocratic classes of ancient Rome, ranking below the patricians , a hereditary caste that monopolised political power during the regal era and during the early Republic . A member of the equestrian order was known as an eques...

 family at Nursia. Suetonius

Suetonius

Gaius Suetonius Tranquillus, commonly known as Suetonius , was a Roman historian belonging to the equestrian order in the early Imperial era....

 (Life of Vespasian, 1.2-3) states that her father was:
She married a tax collector

Tax collector

A tax collector is a person who collects unpaid taxes from other people or corporations. Tax collectors are often portrayed in fiction as being evil, and in the modern world share a somewhat similar stereotype to that of lawyers....

 Titus Flavius Sabinus

Titus Flavius Sabinus (father of Vespasian)

See also Titus Flavius Sabinus for other men of this name.Titus Flavius Sabinus was the son of Titus Flavius Petro and wife ... Tertulla....

, and survived him. Their children were a daughter Flavia Vespasia who died in her infancy; a younger Sabinus

Titus Flavius Sabinus (consul 47)

Titus Flavius Sabinus was a Roman politician and soldier. He was the elder son of Titus Flavius Sabinus and Vespasia Polla and brother of the Emperor Vespasian.-Career:...

 and Vespasian. After her husband died she never remarried.

Sabinus achieved the senatorial rank, but Vespasian put off doing so. Suetonius (Life of Vespasian, 2.2) states that: