List of state leaders in 41
AD 40 state leaders – Events of AD 41 – AD 42 state leaders – State leaders by year
Africa
Asia
Europe
- Bosporan Kingdom – Tiberius Julius Mithridates, Roman client King of Bosporus (38–46)
- Catuvellauni – Togodumnus, King of the Catuvellauni (40–43)
- Caucasian Iberia – Mithridates, King of Caucasian Iberia (30–50)
- Ireland – Fíachu Finnolach, High King of Ireland (39–56)
- Odrysian kingdom
- Roman Empire (Principate – Julio-Claudian dynasty)
- Caligula, Roman Emperor (37–41)
- Claudius, Roman Emperor (41–54)
- Caligula, Consul (41)
- Gnaeus Sentius Saturninus, Consul (41)
- Quintus Pomponius Secundus, Consul suffectus (41)
- Quintus Futius Lusius Saturninus, Consul suffectus (41)
- Marcus Seius Varanus, Consul suffectus (41)
- Marcus Arrecinus Clemens, Praetorian prefect (38–41)
- Lucius Arruntius Stella, Praetorian prefect (38–41)
- Rufrius Pollio, Praetorian prefect (41–43)
- Catonius Justus, Praetorian prefect (41–43)
- Ægyptus Province
- Judea (Iudaea Province)
- Syria Province
Middle East