Lill is a surname. When borne by Estonian individuals, it means "flower". People with the surname Lill include: Alfred John Lill, Jr. (1880-1956), American former president of the Amateur Athletic Union and member of the United States Olympic Committee. Alick Lill (1904–1987), Australian rules footballer. Andreas Lill (born 1965), German drummer (Vanden Plas) Anne Lill (born 1946), Estonian classical philologist and translator. Darren Lill (born 1982), South African racing cyclist. David Lill (born 1947), English footballer. Denis Lill (born 1942), British actor.
https://en.wikipedia.org/wiki/Lill