Propraetorial Provinces
- Pyrrhic War (290-275 BCE)
- 275 BCE: Magna Graecia
- First Punic War (264-241 BCE)
- 240 BCE: Sicily (Propraetor). Rome’s first Province.
- 237 BCE: Corsica et Sardinia (Propraetor)
- Second Punic War (218-201 BCE)
- 203 BCE: Gallia Cisalpina (Propraetor)
- 197 BCE: Hispania Citerior and Hispania Ulterior (Propraetor)
- 167 BCE: Illyricum (Propraetor)
- Third Punic War (149-146 BCE)
- 147 BCE: Africa Proconsularis Proconsular Province: (Proconsul)
- 146 BCE: Macedonia (Propraetor)
- 146 BCE: Achaea (Propraetor)
- 146 BCE: Epirus (Procurator)
- 129 BCE: Asia Proconsular Province: (Proconsul)
- 120 BCE: Gallia Transalpina (Propraetor – later became Gallia Narbonensis)
- 78 BCE: Cilicia (later Cilicia et Cyprus in 64 BCE)
- 74 BCE: Bithynia (Propraertor – later Bythinia et Pontus in 64 BCE)
- 74 BCE: Crete et Cyrenaica (Propraetor)
- Pompey and the Pirates (67 BCE)
- 66 BCE: Corduene
- 64 BCE: Cilicia et Cyprus (Propraetor)
- 64 BCE: Syria (Propraetor)
- 51 BCE: Gallia Comata (Propraetor) (later divided in 22 BCE)
- Battle of Actium (31 BCE)
Imperial Propraetorial Provinces
- 27 BCE: Hispania Citerior (Propraetorial from 197 BCE)
- 27 BCE: Hispania Ulterior (Propraetorial from 197 BCE)
- 27 BCE: Illyricum (Propraetoriall from 167 BCE)
- 27 BCE: Syria (Imperial from 64 BCE)
- 25 BCE: Galatia (Imperial from 25 BCE)
- 27 BCE: Moesia Inferior 29 BCE (Imperial from 27 BCE)
- 27 BCE: Moesia Superior 29 BCE (Imperial from 27 BCE)
- 22 BCE: Gallia Aquitania (Imperial 22 BCE)
- 22 BCE: Gallia Belgica (Imperial 22 BCE)
- 22 BCE: Gallia Lugdunensis (Imperial 22 BCE)
- 13 BCE: Baetica (Imperial c.13 BCE)
- 13 BCE: Lusitania (Imperial c.13 BCE)
- 18 CE: Cappadocia (Imperial 18 BCE) (Later became Proconsular)
- 43 CE: Lycia et Pamphylia (Imperial 43 CE)
- 105 CE: Arabia Petraea (Imperial 105 CE)
- 107 CE: Pannonia Inferior (Imperial 107 CE)
- 183 CE: Numidia (Imperial 193 CE)
- 193 CE: Syria Phoenicia (Imperial 193 CE)
- 197 CE: Britannia Inferior (Imperial 197 CE or 212 CE)
Imperial Provinces
- 18 CE: Cappadocia (Imperial)
- 43 CE: Britannia (Imperial)
- 20-50 CE: Illyricum Superior (Imperial)
- 20-50 CE: Illyricum Inferior (Imperial)
- 84 CE: Germania Superior (Imperial)
- 84 CE: Germania Inferior (Imperial)
- 85 CE: Moesia Superior (Imperial)
- 85 CE: Moesia Inferior (Imperial)
- 107 CE: Dacia Superior (Imperial)
- 107 CE: Pannonia Superior (Imperial)
- 135 CE: Syria Palaestina
- this was Judaea since 6 CE, but was renamed by Hadrian and upgraded to Proconsular Province.
- 193 CE: Syria Coele (Imperial)
- 197-212 CE: Britannia Superior (Imperial)
All Procuratorial Provinces were Imperial Provinces
- 66 BCE: Corduene (Imperial)
- 30 BCE: Aegyptus (Imperial – Personal Property of the Emperor ruled by a Prefectus Aegypti.
- 15 BCE: Raetia (Imperial)
- 15 BCE: Vindelicia
- 6 CE: Judaea (Imperial)
- (135 CE Renamed Syria Palaestina by Hadrian and upgraded to Proconsular Province)
- 14 CE: Alpes Maritimae (Imperial)
- 40 CE: Mauretania Tingitana (Imperial)
- 40 CE: Mauretania Caesariensis (Imperial)
- 40 CE: Noricum (Imperial)
- 46 CE: Thracia (Imperial)
- 47 CE: Alpes Poenninae (Imperial)
- 63 CE: Alpes Cottiae (Imperial)
- 67 CE: Epirus (Imperial)
- 72 CE: Commagene (annexed to Syria)
- 166 CE: Dacia: Tres Daciae (Imperial)
- Porolissensis
- Apulensis
- Malvensis
- 197 CE: Mesopotamia (Imperial)
- 214 CE: Osroene (Imperial)
Briefly occupied Provinces
Province acquired by Augustus but lost:
- 12 BCE-9 CE: Germania (Retaken by the German Tribes in 9 CE)
Attempted acquisition but lost and never taken by Domitian nor by Septimius Severus:
- 82-83 CE: Caledonia
- 208-211 CE: Septimius Severus' Caledonian Campaign
Provinces acquired by Trajan but abandoned by Hadrian:
- 115-118 CE: Armenia
- 115-118 CE: Assyria
- 115-118 CE: Mesopotamia
Diocletian’s Praetorian Prefectures (293 CE)