The development of men's costumes in the 1960s and 1970s was analyzed and assessed in terms of its prerequisites, formation and contributions to the modern wardrobe. The results indicate that over two decades, men's costumes underwent exceptional changes, both in their symbolic and structural solutions. We revealed the correlation between socio-cultural and general artistic movements and clothing design during this period. Furthermore, we analyzed the influence of literary and cinematographic works on the shaping of modern male aesthetics. The study examined the creative legacy of world designers of men's suits in the 1960s and 1970s, identifying the main trends in men's fashion during that time. Additionally, we outlined regional attitudes toward men's costumes worldwide and their contributions to the new male image. We also explored the subsequent influence of changes in men's costumes during this period on the modern men's wardrobe. This study provides insights that can be utilized for the education of men's clothing designers and fashion industry specialists.