International
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| Saint Kitts & Nevis |  |
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| Saint Lucia |  |
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| Saint Vincent & the Grenadines |  |
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| Samoa |  |
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| San Marino |  |
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| Saudi Arabia |  |
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| Scotland (UK Constituent Country) |  |
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| Seborga (Non-UN Country) |  |
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| Senegal |  |
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| Serbia |  |
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| Seychelles |  |
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| Sierra Leone |  |
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| Singapore |  |
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| Sint Maarten (Netherlands Constituent Country) |  |
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| Slovakia |  |
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| Slovenia |  |
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| Solomon Islands |  |
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| Somalia |  |
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| Somaliland |  |
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| South Africa |  |
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| South Georgia & the South Sandwich Islands (British Overseas Territory) |
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| South Korea |  |
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| Soviet Union (1922-1991) » » » (more Soviet flag) |  |
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| Spain » » » (more Spain flag) |  |
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| Sri Lanka |  |
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| Switzerland |  |
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| Syria |  |
Hungarian Countys
Magyar megyék
| Somogy vármegye |  |
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| Szabolcs-Szatmár-Bereg vármegye |  |
Hungarian Towns
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