Quintus Pisentius Justus, prefect of the Fourth Cohort of Gauls,

This person served at Castlehill Roman Fort, north of Glasgow. The family name Pisentius is rare but clusters strongly in central Italy (Etruria/Umbria), with attestations at Rome (Praetorians). It is likely that this person came from the Pisa area of Italy

Here are attested epigraphic occurrences of the nomen Pisentius (masc.)—grouped by province/region and keyed to standard refs:

Britannia (Scotland, Antonine Wall – Castlehill)
- Q(uintus) Pisentius Iustus, eques, praef. coh. IV Gallorum; votive altar “Campestr(ibus) et Britanniae.” Mid–2nd c. (c. 139–161). RIB 2195; EDH HD071321. romaninscriptionsofbritain.org+1
Urbs (Rome, Italia)
- C(aius) Pisentius Sabinus, C. f., Arretinus, miles cohors VI praetoria, century of Marcus; funerary slab set up by his brothers C. Pisentius Iustus and C. Pisentius Probus (both named in the text). Imperial period (likely 2nd c.). Kelsey Museum/USEP MI.AA.UM.KM.L.1519. usepigraphy.brown.edu+2usepigraphy.brown.edu+2
Umbria (Montefalco/Mevania, Italia)
- C. Pisentius L. f., sexvir (municipal magistrate); now-lost stone. Augustan date (27 BC–AD 14). CIL XI 5052. keytoumbria.com
Etruria – Clusium/Chiusi (Italia)
- Multiple inscriptions of the gens Pisentius: CIL XI 2236, 2237, 2392, 2393, 2406, and a later Christian piece CIL XI 2557 (Catacombs of S. Mustiola), showing the name’s persistence into Late Antiquity. (Synthesis by the École française de Rome.) OpenEdition Books
Umbria – Iguvium/Gubbio (Italia)
- Pisentius attested in CIL XI 5886 (and related Umbrian pieces noted in scholarship). Dokumen