Philip Arthur Barker (1920 - 2001) was a British archaeologist most famous for his work on excavation methodology.

He left school with no qualifications and served in the RAF during the Second World War before training as a teacher. He became interested in archaeology and later became an academic at the University of Birmingham. For many years he was the archaeologist at Worcester Cathedral.

During the 1970s and 80s he worked to help establish Rescue and the Institute of Field Archaeologists and undertook excavation work at Wroxeter and Hen Domen.

He wrote the comprehensive guide to field archaeology, Techniques of Archaeological Excavation in 1977 and it remains in print.