TLK

TLK may refer to:

• Telkom (disambiguation), several companies
• Twoje Linie Kolejowe (formerly Tanie Linie Kolejowe), a brand of train services in Poland run by PKP Intercity
• The Latin Kings, a Swedish rap group
• The Lion King, an animated film
• The Terrace Ledge Kink model in Surface Science
• The Lich King, shorthand for World of Warcraft: Wrath of the Lich King