Liis is an Estonian feminine given name^[1] and may refer to:

• Liis Emajõe (born 1991), footballer
• Maarja-Liis Ilus (born 1980), singer
• Liis Klaar (born 1938), sociologist and politician
• Liis Koger (born 1989), painter and poet
• Liis Lass (born 1989), actress
• Liis Lemsalu (born 1992), singer
• Liis Lepik (born 1994), footballer
• Liis Lindmaa (born 1988), actress
• Liis Pello (born 1988), footballer
• Nele-Liis Vaiksoo (born 1984), singer and actress
• Liis Viira (born 1983), composer, harpist, and animator