Bihorel (French pronunciation: [biɔʁɛl]) is a commune of the Seine-Maritime department in the Normandy region in northern France.

Bihorel is a suburban and light industrial town forming part of the agglomeration of Rouen.

The T2 line (TEOR) permits to reach the city center of Rouen in 30 minutes from the south of Bihorel.

The F2, 40 and 20 lines make possible to go to the city center of Rouen in 10 minutes.

On 4 July 2011, the merger of Bihorel and Bois-Guillaume was voted in the municipal councils, a merger that was effective from January 1, 2012, under the regime of the new communes, despite the consultation organized by the mayors of these two cities.