You need an entry visa before travelling to Barbados if you are a citizen of any one of these countries or regions:
🇧🇦 Bosnia and Herzegovina
🇰🇵 Democratic People's Republic of Korea
🇩🇴 Dominican Republic
🇸🇴 Federal Republic of Somalia
🇵🇬 Independent State of Papua New Guinea
🇦🇫 Islamic Emirate of Afghanistan
🇮🇷 Islamic Republic of Iran
🇪🇷 State of Eritrea
🇱🇦 Lao People's Democratic Republic
🇹🇼 Republic of China
🇭🇹 Republic of Haiti [1]
🇮🇶 Republic of Iraq
🇲🇲 Republic of the Union of Myanmar
🇾🇪 Republic of Yemen
🇱🇾 State of Libya
🇸🇾 Syrian Arab Republic
Note: You do not need an entry visa if you have a Welcome Stamp visa.
[1] No entry visa required for citizens of Haiti with an official and diplomatic passport, or with indefinite leave to remain in the United Kingdom, or with permanent residency in the United States, Canada or a country within the Schengen Area.