As Bangladeshi national millions of people have the same question— how many countries can I visit with Bangladeshi passport? As of 7 July 2020, Bangladeshi citizens who hold regular or ordinary Bangladeshi passports have visa-free or visa on arrival access to 41 countries and territories, ranking the Bangladeshi passport 101st in terms of travel freedom according to the Henley Passport Index.
Bangladeshi citizens who hold Diplomatic passports and/or Official passports of Bangladesh have visa-free or visa on arrival access to many more countries. Iranian passport also has the same position as the passport index 2020.
The Henley Passport World Index is an annual ranking of the most powerful passports in the world based on how many destinations the holder can visit elaborated the details.
As a Bangladeshi, you can visit some Asian, African countries without visas or on arrival visas but no European countries, unfortunately!
You can check the details list here!