Sigy-en-Bray (French pronunciation: [siʒi ɑ̃ bʁɛ], literally Sigy in Bray) is a commune in the Seine-Maritime department in the Normandy region in northern France. Between 1973 and 2017 the commune Saint-Lucien was part of Sigy-en-Bray.

A farming commune comprising several villages and hamlets covering a large area of land (27 km). It is found in the valley of the Andelle river in the Pays de Bray, some 19 miles (31 km) northeast of Rouen, at the junction of the D13, D41 and D8 roads.

Historical population

Year	Pop.	±% p.a.
1968	409	—
1975	409	+0.00%
1982	418	+0.31%
1990	395	−0.70%
1999	419	+0.66%
2007	426	+0.21%
2012	487	+2.71%
2017	515	+1.12%
Population of the area of the commune of Sigy-en-Bray as of 2020. Source: INSEE

Inhabitants of Sigy are called sigeois and sigeoises in French.

• The church of St. Martin, originally an abbey, dating from the thirteenth century.
• The chateau of Imbleval.
• A fifteenth-century sandstone cross.
• The church of St. Lucien, dating from the eleventh century.
• The chapel of St. Vincent at Bois-le-Borgne.

• Communes of the Seine-Maritime department