| Rank | Country | | Suffrage |
151 | New Caledonia | 18 | 18 years of age; universal |
152 | New Zealand | 18 | 18 years of age; universal |
153 | Niger | 18 | 18 years of age; universal |
154 | Nigeria | 18 | 18 years of age; universal |
155 | Niue | 18 | 18 years of age; universal |
156 | Norfolk Island | 18 | 18 years of age; universal |
157 | Northern Mariana Islands | 18 | 18 years of age; universal; indigenous inhabitants are US citizens but do not vote in US presidential elections |
158 | Norway | 18 | 18 years of age; universal |
159 | Pakistan | 18 | 18 years of age; universal; joint electorates and reserved parliamentary seats for women and non-Muslims |
160 | Palau | 18 | 18 years of age; universal |
161 | Panama | 18 | 18 years of age; universal and compulsory |
162 | Papua New Guinea | 18 | 18 years of age; universal |
163 | Paraguay | 18 | 18 years of age; universal and compulsory up to age 75 |
164 | Peru | 18 | 18 years of age; universal and compulsory until the age of 70; note - for the first time in recent elections, members of the military and national police were eligible to vote in the 2006 elections |
165 | Philippines | 18 | 18 years of age; universal |
166 | Pitcairn Islands | 18 | 18 years of age; universal with three years residency |
167 | Poland | 18 | 18 years of age; universal |
168 | Portugal | 18 | 18 years of age; universal |
169 | Puerto Rico | 18 | 18 years of age; universal; island residents are US citizens but do not vote in US presidential elections |
170 | Qatar | 18 | 18 years of age; universal |
171 | Romania | 18 | 18 years of age; universal |