It is basic etiquette to call a person using Mr and Ms. In Myanmar, Mr and Ms have different variations based on seniority and age. Let's learn to speak Burmese from the basics of addressing each other. U – Adult males (from younger to their seniors) Daw – Adult females (from younger to their seniors) Ko – Younger males (most commonly used) Ma – Younger females (most commonly used) If you are not familiar with the name, you can just use as follows: U/U Lay/Ba Gyi - uncle Aunt