Yannis Tseklenis is recognised today as the leading Greek fashion designer of the second half of the 20th century who introduced Greek fashion to the contemporary international fashion world. His creations from 1965 to 1991 were sold worldwide by leading stores in more than 30 countries.
During the 1960s and 1970s, he drew inspiration from Greek and world cultural styles, which he developed for fashion in his textile patterns. His collections featured designs inspired by ancient Greek vases, Byzantine manuscripts, traditional Greek wood carvings and paintings; African, Chinese, Indonesian, Russian,and Spanish art; heraldry; insects; cartoons; Persian tapestries; the Unicorn tapestries; and paintings by the Impressionists, Dominicos Theotokopoulos (El Greco), Henri Rousseau, and Yannis Gaitis.
By the late 1970s and 1980s the Tseklenis brand name could also be found on distinguished lines of house linens, wall and floor tiles, luggage, hosiery, uniforms, as well as the interior designs of cars, aircraft and hotels. His work was praised worldwide by leading fashion editors of the time, such as Bernadine Morris (New York Times), Sally Kirkland (Life Magazine), Eugenia Sheppard (International Herald Tribune, Los Angeles Times and many others.