The youngest voting age is 16 and is shared between Austria, Brazil (voluntary between 16 and 18 years of age and over 70), Cuba, Ecuador (voluntary between 16 and 18 years of age and over 65) and Nicaragua. People aged 16–18 can vote in Bosnia and Herzegovina, Croatia and Slovenia if employed.

The only known maximum voting age is in the Holy See, where the franchise for electing a new Pope is restricted to Cardinals under the age of 80. Dependencies are not considered for the purpose of this record.