| Rank | Country | | Suffrage |
149 | Niue | 18 | 18 years of age; universal |
150 | Norfolk Island | 18 | 18 years of age; universal |
151 | Northern Mariana Islands | 18 | 18 years of age; universal; indigenous inhabitants are US citizens but do not vote in US presidential elections |
152 | Norway | 18 | 18 years of age; universal |
153 | Pakistan | 18 | 18 years of age; universal; joint electorates and reserved parliamentary seats for women and non-Muslims |
154 | Palau | 18 | 18 years of age; universal |
155 | Panama | 18 | 18 years of age; universal and compulsory |
156 | Papua New Guinea | 18 | 18 years of age; universal |
157 | Paraguay | 18 | 18 years of age; universal and compulsory up to age 75 |
158 | 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 |
159 | Philippines | 18 | 18 years of age; universal |
160 | Pitcairn Islands | 18 | 18 years of age; universal with three years residency |
161 | Poland | 18 | 18 years of age; universal |
162 | Portugal | 18 | 18 years of age; universal |
163 | Puerto Rico | 18 | 18 years of age; universal; island residents are US citizens but do not vote in US presidential elections |
164 | Qatar | 18 | 18 years of age; universal |
165 | Romania | 18 | 18 years of age; universal |
166 | Russia | 18 | 18 years of age; universal |
167 | Rwanda | 18 | 18 years of age; universal |
168 | Saint Barthelemy | 18 | 18 years of age, universal |
169 | Saint Kitts and Nevis | 18 | 18 years of age; universal |
170 | Saint Lucia | 18 | 18 years of age; universal |
171 | Saint Martin | 18 | 18 years of age, universal |
172 | Saint Pierre and Miquelon | 18 | 18 years of age; universal |
173 | Saint Vincent and the Grenadines | 18 | 18 years of age; universal |
174 | San Marino | 18 | 18 years of age; universal |
175 | Sao Tome and Principe | 18 | 18 years of age; universal |
176 | Senegal | 18 | 18 years of age; universal |
177 | Serbia | 18 | 18 years of age; universal |
178 | Sierra Leone | 18 | 18 years of age; universal |
179 | Slovakia | 18 | 18 years of age; universal |
180 | Slovenia | 18 | 18 years of age; universal (16 years of age, if employed) |
181 | Somalia | 18 | 18 years of age; universal |
182 | South Africa | 18 | 18 years of age; universal |
183 | Spain | 18 | 18 years of age; universal |
184 | Sri Lanka | 18 | 18 years of age; universal |