Lieuwe (Leo) van Aitzema was a Dutch historian, diplomat, bon viveur, libertine and spy.

Lieve Joris is a Belgian non-fiction writer on the Middle East, Eastern Europe, Africa and China.

Andrey Vladimirovich Menshikov, mostly known under his stage name Ligalize, is a Russian hip hop artist and a former leader of the Legal Busine$$ band. Ligalize was also a member of D.O.B. and Bad Balance.

Lila Guerrero was a Jewish poet, translator, essayist, playwright and literary critic famous for translating numerous Russian and Soviet modern poetry into Spanish.

Lili Wilkinson is an Australian author. She has also written for several publications, including The Age, and managed insideadog.com.au, a website for teenagers about books, as part of her role at the Centre For Youth Literature at the State Library of Victoria until January 2011.

Lilia Katri Moritz Schwarcz is a Brazilian historian and anthropologist. She is a doctor in social anthropology at the University of São Paulo, full professor at the Faculdade de Filosofia, Letras e Ciências Humanas in the same institution, and visiting professor at Princeton University.

Lilia Fyodorovna Shevtsova is a Kremlinology expert.

Lilian Helen Bowes Lyon (23 December 1895 – 25 July 1949) was a British novelist and poet.

Lilian Brandt (1873–1951) was an American author, historian, philanthropist, and social reformer. She is noted for her involvement in social welfare-related projects, particularly her works that compiled and interpreted statistical and factual information for social workers. Brandt was also a historian of the Russell Sage Foundation.

Lilian Darcy is popular Australian writer of over 75 medical romance novels since 1981.