Time Signs is a British television series that aired on Channel 4 in 1991. Presented by Mick Aston, the series tells the story of a Devon valley throughout history. Phil Harding does some reconstruction archaeology. The series was narrated by Ray Brooks.

Time Signs was later developed into Time Team, the long-running archaeology television programme that aired from 1994 to 2014. Time Team has the same producer and also features Mick Aston and Phil Harding.