European route E29 is a series of roads in Europe, part of the United Nations International E-road network.

Firstly it leaves Cologne, where it links with the E31, the E35, the E37 and the E40.

It then re-enters Germany, more specifically the Saarland, running through the city of Saarbrücken, where it links with the E50 and the E422.

On its final stretch, it crosses the French border and finishes at Sarreguemines.

Its total length is 323 km (201 mi).