Ursula Sillge (born 1946) is a German sociologist and LGBT activist. She organized the first national lesbian gathering in East Germany, and between 1970 and 1990 was one of the main lesbian activists in the country, pressing authorities to recognize the rights and allow visibility of the LGBT community. In 1986, she founded the in Berlin. It was the only secular association representing homosexuals in the 1980s, though it was not officially recognized. The organization became the first legal association to represent the LGBT community in East Germany when it was allowed to register in 1990. Sillge resigned as director of the Sunday Club in 1991 to found the LGBT archive known as the Lila Women's Archives. After the fall of the Berlin Wall, she was able to earn her doctorate. In addition