The table below lists the WBG client countries that are recognized as Small States and members of the Small States Forum (SSF), as well as those classified by the United Nations as Small Island Developing States (UN SIDS). Countries marked with an asterisk are neither IBRD nor IDA countries.
| Country | Small States | SSF Member | UN SIDS Member |
|---|---|---|---|
| Antigua and Barbuda | Yes | Yes | Yes |
| Bahamas | Yes | Yes | Yes |
| Bahrain* | Yes | Yes | No |
| Barbados | Yes | Yes | Yes |
| Belize | Yes | Yes | Yes |
| Bhutan | Yes | Yes | No |
| Botswana | No | Yes | No |
| Brunei Darussalam* | Yes | Yes | No |
| Cabo Verde | Yes | Yes | Yes |
| Comoros | Yes | Yes | Yes |
| Cyprus* | Yes | Yes | No |
| Djibouti | Yes | Yes | No |
| Dominica | Yes | Yes | Yes |
| Dominican Republic | No | No | Yes |
| Equatorial Guinea | No | Yes | No |
| Estonia* | Yes | Yes | No |
| Eswatini | Yes | Yes | No |
| Fiji | Yes | Yes | Yes |
| Gabon | No | Yes | No |
| Gambia | No | Yes | No |
| Grenada | Yes | Yes | Yes |
| Guinea-Bissau | No | Yes | Yes |
| Guyana | Yes | Yes | Yes |
| Haiti | No | No | Yes |
| Iceland* | Yes | Yes | No |
| Jamaica | No | Yes | Yes |
| Kiribati | Yes | Yes | Yes |
| Lesotho | No | Yes | No |
| Maldives | Yes | Yes | Yes |
| Malta* | Yes | Yes | No |
| Marshall Islands | Yes | Yes | Yes |
| Mauritius | Yes | Yes | Yes |
| Federated States of Micronesia | Yes | Yes | Yes |
| Montenegro | Yes | Yes | No |
| Namibia | No | Yes | No |
| Nauru | Yes | Yes | Yes |
| Palau | Yes | Yes | Yes |
| Papua New Guinea | No | No | Yes |
| Qatar* | No | Yes | No |
| Samoa | Yes | Yes | Yes |
| San Marino* | Yes | Yes | No |
| Sao Tome and Principe | Yes | Yes | Yes |
| Seychelles | Yes | Yes | Yes |
| Solomon Islands | Yes | Yes | Yes |
| St. Kitts and Nevis | Yes | Yes | Yes |
| St. Lucia | Yes | Yes | Yes |
| St. Vincent and the Grenadines | Yes | Yes | Yes |
| Suriname | Yes | Yes | Yes |
| Timor-Leste | Yes | Yes | Yes |
| Tonga | Yes | Yes | Yes |
| Trinidad and Tobago | No | Yes | Yes |
| Tuvalu | Yes | Yes | Yes |
| Vanuatu | Yes | Yes | Yes |
