- https://www.aodaistyle.com/ The Ao Dai, which translates to “long dress,” has a rich history dating back to the 18th century. Traditionally worn by both men and women, it has evolved into a staple of Vietnamese culture, embodying femininity and sophistication. The Ao Dai is often worn during significant celebrations such as weddings, Tet (Lunar New Year), and national holidays, making it a cherished garment in Vietnamese society.