The conditions that come with this rule, from its official sources.
Conditions from official sources
Can enter without prior approval with a residence permit valid for at least 4 months in a GCC country, the United States, Canada, Australia, Japan, South Korea or a European country.
Can enter without prior approval with a Schengen or US visa, used or not.
Passport validity
The source states no minimum passport validity.
Tourist entry only
These rules cover tourist visits. Work, study and transit follow other rules.
The other way round
What Jordan passport holders need to visit the Gambia.
Jordan passport Gambia
Visa needed
Countries That Need Both Visa And Clearance For Asia And Middle East Countries Afghanistan Armenia Azerbaijan Bahrain Bangladesh Bhutan Brunei Cambodia China India Iran Iraq Israel Japan Jordan Kazakhstan Kuwait Kyrgyzstan Lebanon Laos Mongolia Myanmar Nepal North Korea Oman Pakistan Palestine Qatar Saudi Arabia Syria Tajikistan Turkmenistan United Arab Emirate Uzbekistan Yemen