LTT may refer to:Libya Telecom & Technology, a telecommunications company based in Libya Light the Torch, an American rock band formerly known as Devil You Know Linus Tech Tips, a Canadian tech-related YouTube channel Linux Trace Toolkit, for tracing computer program execution Lithuanian talonas, ISO 4217 code Lokmanya Tilak Terminus, a railway terminus in Mumbai, India Luyten Two-Tenths catalogue, a catalog of proper motions for stars