Lea Roussopoulou was born on 7 February 1949 in Athens, Greece. She graduated from Pierce College in 1966 and continued her studies at the following institutions: painting at Panos Sarafianos Studio, Athens (1966-1967); graphic arts at the École Supérieure des Arts Modernes, Paris (1967-1969); painting at Académie Gœtz, Paris (1967-1969); and painting and glass at Central School of Art & Design, London (1969-1972). Since 1989 she teaches glass at the Adult Education Department of Athens College.
Lea Roussopoulou presented the following personal exhibitions: To Trito Mati Gallery, Athens (1989); Galerie Kargados, Tiengen, Germany (1991, 1993); Thema Gallery, Athens (1996); Skoufa Gallery, Athens (2001, 2008); and Galerie Sculptures, Paris (2001). She also took part in the following group exhibitions: International Exhibition of Glass, Kanazawa, Japan (1990, 1997); Galerie Les Hirondelles, Coppet, Switzerland (1992); Galerie Reflections, Geneva, Switzerland (1992); Galerie Trigon, Darmstaat, Germany (1993); Thema Gallery, Athens (1994); The American College of Greece, Athens (2000); Anemos Art Gallery, Kifissia (2001); Kouros Gallery, New York (2002); A Tribute to the Alumnae Artists of Pierce College, Cultural Center, The American College of Greece, Athens (2006); Contemporary Artists, Ekali (2007); European Glass Context, The Art Museum, Bornholm, Denmark (2008); and The Open Mind of Lafcadio Hearn, ACG Art Gallery, The American College of Greece, Athens (2009). Artworks by Lea Roussopoulou are kept at the following collections: The American College of Greece, Athens; Church of Saint Dimitrius, Zurich; Glasmuseum of Ebeltoft, Denmark; Library of the Ecumenical Patriarchate, Constantinople; Macedonian Museum of Contemporary Art, Thessaloniki; Museum of Modern Art, Rhodes; Vorres Museum, Peania.
Lea Roussopoulou continues to live and work in Athens.