Best Third Passport for multi-citizens of the United States, South Korea

Total ScoreNameEase of travelCountriesTerritoryPopulationHDIDual Citizenship
988the United Arab Emirates+10.77%+14+17%+31%0.84No
986Mauritius+3.04%+4+10%+28%0.781No
947Seychelles+3.5%+4+12%+29%0.782No
908Tonga+1.93%+2+10%+27%0.721Yes
906Qatar+3.41%+4+12%+29%0.856No
905Mauritania+5.8%+8+7%+3%0.513No
896Ghana+3.96%+5+3%+1%0.579Yes
884Fiji+2.03%+2+10%+27%0.736No
878Belgium+5.89%+0+0%+0%0.896Yes
876Tunisia+5.06%+7+7%+2%0.725Yes
873Burkina Faso+5.25%+7+4%+1%0.402Yes
866Serbia+1.66%+1+10%+27%0.776Yes
864Senegal+5.25%+7+4%+1%0.494Yes
852Hong Kong+2.12%+3+1%+1%0.917No
844Taiwan+2.39%+2+10%+27%0.0No
842Japan+0.92%+1+10%+27%0.903No
841Portugal+6.17%+0+0%+0%0.843Yes
838the Netherlands+6.17%+0+0%+0%0.924No
838Jamaica+3.31%+1+0%+0%0.73Yes
835Niger+5.16%+7+4%+1%0.353Yes
828Singapore+2.3%+2+10%+28%0.925No
821Mongolia+1.57%+1+10%+27%0.735No
820Ivory Coast+5.25%+7+4%+1%0.474Yes
819Benin+5.25%+7+4%+1%0.485Yes
819Kuwait+3.31%+3+2%+1%0.8No
816Trinidad and Tobago+3.22%+1+0%+0%0.78Yes
813Finland+6.17%+0+0%+0%0.895Yes
811Norway+6.17%+0+0%+0%0.949No
809Switzerland+6.17%+0+0%+0%0.939Yes
808Algeria+4.42%+6+4%+2%0.745No
806Togo+5.16%+7+4%+1%0.487Yes
805Slovakia+6.26%+0+0%+0%0.845No
802Luxembourg+6.17%+0+0%+0%0.898Yes
797Botswana+2.49%+3+1%+1%0.698No
796Iceland+6.17%+0+0%+0%0.921Yes
793Austria+6.08%+0+0%+0%0.893No
789Kenya+4.24%+6+2%+2%0.555Yes
789Estonia+6.26%+0+0%+0%0.865No
779Mali+5.43%+8+7%+3%0.442Yes
779Ecuador+1.57%+1+10%+27%0.739Yes
778France+6.08%+0+0%+0%0.897Yes
773Sweden+6.08%+0+0%+0%0.913Yes
771the Czech Republic+6.08%+0+0%+0%0.878No
770Morocco+4.51%+6+5%+2%0.647Yes
769Nigeria+4.79%+7+4%+2%0.527Yes
762Croatia+6.35%+0+0%+0%0.827Yes
760Barbados+3.78%+2+10%+28%0.795Yes
759Malta+6.35%+0+0%+0%0.856Yes
756Malaysia+2.49%+3+4%+2%0.789No
750South Africa+1.84%+2+0%+0%0.666Yes
747Sierra Leone+3.68%+5+3%+1%0.42Yes
746Gabon+3.68%+5+2%+1%0.697Yes
743Tanzania+3.5%+5+1%+1%0.531No
743Namibia+1.75%+2+0%+0%0.64Yes
742Liberia+3.87%+5+3%+1%0.427No
735Chad+5.06%+7+4%+2%0.396N/A
729Denmark+6.17%+0+0%+0%0.925No
725Cyprus+6.26%+0+0%+0%0.856Yes
723Guinea+3.96%+5+3%+1%0.414No
716Cameroon+4.24%+6+3%+1%0.518No
715Oman+2.67%+2+0%+0%0.796No
713Slovenia+6.26%+0+0%+0%0.89Yes
710Lithuania+6.26%+0+0%+0%0.848No
708Brunei+1.1%+1+10%+27%0.865No
704Liechtenstein+6.08%+0+0%+0%0.912No
701Spain+6.17%+0+0%+0%0.884Yes
699Lebanon+1.84%+2+0%+1%0.763Yes
699Georgia (country)+1.47%+1+0%+0%0.769N/A
698Belarus+1.47%+1+10%+27%0.796No
694the Republic of Ireland+6.17%+0+0%+0%0.923Yes
691Romania+6.54%+0+0%+0%0.802Yes
690Germany+6.08%+0+0%+0%0.926No
689Turkey+2.49%+3+4%+1%0.767Yes
687Grenada+3.22%+1+10%+27%0.754Yes
681Samoa+1.29%+1+0%+0%0.704Yes
678Jordan+2.67%+3+2%+1%0.741N/A
677Uganda+3.59%+5+1%+1%0.493Yes
676the Central African Republic+4.05%+5+2%+1%0.352Yes
675Libya+3.13%+4+4%+1%0.716No
673Italy+6.08%+0+0%+0%0.887Yes
673Hungary+6.17%+0+0%+0%0.836Yes
667Canada+0.46%+0+0%+0%0.92Yes
664Madagascar+2.03%+2+0%+0%0.512No
660Bulgaria+6.45%+0+0%+0%0.794No
659Israel+1.38%+1+0%+0%0.899Yes
655Lesotho+1.84%+2+0%+0%0.497Yes
655New Zealand+1.29%+0+0%+0%0.915Yes
653China+1.93%+1+10%+27%0.738No
652the Gambia+3.78%+5+3%+1%0.452Yes
652Latvia+6.26%+0+0%+0%0.83Yes
645Belize+2.67%+0+0%+0%0.706Yes
642Greece+6.26%+0+0%+0%0.866Yes
634Malawi+1.84%+2+0%+0%0.476No
633Bahrain+2.49%+2+0%+0%0.824No
633Rwanda+4.88%+7+2%+1%0.498Yes
632the Bahamas+1.2%+1+10%+27%0.792No
630Saudi Arabia+2.49%+2+0%+0%0.847No
628Bosnia and Herzegovina+1.47%+1+10%+27%0.75N/A
625the United Kingdom+6.08%+0+0%+0%0.909Yes
616Guyana+2.67%+0+0%+0%0.638No
609Bhutan+2.39%+1+0%+0%0.607No
607Chile+0.64%+0+0%+0%0.847Yes
606Equatorial Guinea+3.87%+5+2%+1%0.592No
602Sudan+3.68%+5+2%+2%0.49Yes
602Papua New Guinea+1.57%+1+0%+0%0.516No
601the Republic of the Congo+4.51%+6+2%+1%0.592No
597Argentina+0.64%+0+0%+0%0.827Yes
596Egypt+2.49%+3+0%+1%0.691Yes
591Costa Rica+0.83%+0+0%+0%0.776Yes
584Zambia+1.84%+2+0%+0%0.579Yes
582Mozambique+2.03%+2+0%+0%0.418Yes
581the United States+0.0%+0+0%+0%0.92Yes
580South Sudan+3.04%+4+1%+1%0.418N/A
580Poland+6.17%+0+0%+0%0.855Yes
576Andorra+0.74%+0+0%+0%0.858No
571the Maldives+2.03%+1+0%+0%0.701Yes
569Macau+1.84%+2+11%+27%0.0No
567Australia+1.57%+0+0%+0%0.939Yes
566Syria+2.49%+3+2%+1%0.536Yes
566Zimbabwe+2.39%+3+0%+0%0.516No
564Albania+0.92%+0+0%+0%0.764Yes
562Indonesia+1.47%+1+1%+0%0.689No
559Yemen+2.3%+3+2%+1%0.482No
557Guinea-Bissau+3.96%+5+3%+1%0.0No
555Angola+1.93%+2+0%+0%0.533Yes
552Cape Verde+3.78%+5+3%+1%0.0Yes
548Ethiopia+2.85%+3+0%+0%0.448No
542the Democratic Republic of the Congo+2.95%+4+0%+0%0.435N/A
540Brazil+2.03%+0+0%+0%0.754Yes
530Burundi+3.22%+4+0%+0%0.404Yes
527Panama+0.92%+0+0%+0%0.788Yes
522Russia+1.38%+1+0%+0%0.804Yes
515Uruguay+0.64%+0+0%+0%0.795Yes
513Armenia+0.83%+0+0%+0%0.743Yes
506Afghanistan+1.29%+1+0%+0%0.479No
503Montenegro+1.1%+0+0%+0%0.807No
502Swaziland+1.84%+2+0%+0%0.541No
501South Korea+0.0%+0+0%+0%0.901Yes
498India+1.84%+1+0%+0%0.624No
491San Marino+1.01%+1+10%+27%0.0No
470Eritrea+2.58%+3+0%+0%0.42No
468Iraq+1.29%+1+0%+0%0.649No
462the Philippines+1.57%+0+0%+0%0.682Yes
459Turkmenistan+1.66%+1+0%+0%0.691No
459São Tomé and Príncipe+2.12%+2+0%+0%0.574Yes
454Palau+1.57%+1+0%+0%0.788No
450Peru+1.1%+0+0%+0%0.74Yes
449Djibouti+2.03%+2+0%+0%0.473Yes
443the Comoros+2.12%+2+0%+0%0.497N/A
440Bangladesh+1.1%+1+0%+0%0.579Yes
431Somalia+1.84%+2+0%+0%0.0N/A
427Venezuela+0.92%+0+0%+0%0.767No
406Nicaragua+1.01%+0+0%+0%0.645No
399Sri Lanka+1.1%+0+0%+0%0.766Yes
393Micronesia+1.66%+1+0%+0%0.638No
373the Dominican Republic+0.92%+0+0%+0%0.722Yes
372Haiti+1.57%+1+0%+0%0.493No
371Ukraine+0.64%+0+0%+0%0.743No
369Dominica+2.76%+0+0%+0%0.726Yes
369Vanuatu+1.47%+1+0%+0%0.597Yes
365El Salvador+1.01%+0+0%+0%0.68Yes
354North Korea+1.47%+1+0%+0%0.0No
351the Solomon Islands+1.38%+1+0%+0%0.515No
348Saint Kitts and Nevis+2.67%+0+0%+0%0.765Yes
347Cambodia+1.01%+0+0%+0%0.563Yes
344Moldova+0.83%+0+0%+0%0.699Yes
343Kazakhstan+1.1%+0+0%+0%0.794No
337Mexico+0.83%+0+0%+0%0.762Yes
324Tajikistan+0.92%+0+0%+0%0.627N/A
323Nauru+1.47%+1+0%+0%0.0No
317Honduras+1.01%+0+0%+0%0.625No
313Kyrgyzstan+1.1%+0+0%+0%0.664No
312Tuvalu+1.38%+1+0%+0%0.0Yes
311the Marshall Islands+1.38%+1+0%+0%0.0N/A
309Suriname+2.76%+0+0%+0%0.725No
309Saint Lucia+2.67%+0+0%+0%0.735N/A
307Cuba+0.74%+0+0%+0%0.775No
305Bolivia+1.01%+0+0%+0%0.674No
303Nepal+1.29%+0+0%+0%0.558No
293Saint Vincent and the Grenadines+2.67%+0+0%+0%0.722Yes
287Thailand+1.01%+0+0%+0%0.74No
273Azerbaijan+0.83%+0+0%+0%0.759No
273Antigua and Barbuda+2.58%+0+0%+0%0.786Yes
265Guatemala+1.01%+0+0%+0%0.64Yes
262Paraguay+0.74%+0+0%+0%0.693Yes
257Colombia+1.01%+0+0%+0%0.727Yes
222Vietnam+0.74%+0+0%+0%0.683No
221Palestine+0.83%+0+0%+0%0.684N/A
218East Timor+0.92%+0+0%+0%0.0N/A
212Vatican City+0.64%+0+0%+0%0.0Yes
201Uzbekistan+1.01%+0+0%+0%0.701No
197Iran+0.64%+0+0%+0%0.774No
188Pakistan+0.55%+0+0%+0%0.55No
179the Republic of Macedonia+0.92%+0+0%+0%0.748No
122Laos+0.74%+0+0%+0%0.586No
114Kiribati+0.83%+0+0%+0%0.588No
104Myanmar+1.01%+0+0%+0%0.556No