Tournebu

{{Expand French|topic=geo|date=December 2008|Tournebu}}

{{Infobox French commune

|name = Tournebu

|image = Mairie Tournebu.JPG

|caption = The town hall in Tournebu

|arrondissement = Caen

|canton = Le Hom

|commune = Cesny-les-Sources

|INSEE = 14703

|postal code = 14220

|coordinates = {{coord|48.9697|-0.3394|format=dms|display=inline,title}}

|elevation m = 150

|elevation min m = 109

|elevation max m = 188

|area km2 = 11.4

|population = 371

|population date = 2022

|population footnotes = {{cite web|url=https://www.insee.fr/fr/statistiques/fichier/8290591/ensemble.pdf|title=Populations de référence 2022|language=fr|trans-title=Reference populations 2022|publisher=INSEE|date=December 2024}}

}}

Tournebu ({{IPA|fr|tuʁnəby|-|Fr-Tournebu.ogg}}) is a former commune in the Calvados department in the Normandy region in northwestern France. On 1 January 2019, it was merged into the new commune of Cesny-les-Sources.[http://www.calvados.gouv.fr/IMG/pdf/recueil-14-2018-074-recueil-des-actes-administratifs-special-1.pdf Arrêté préfectoral] 24 September 2018, p. 124 {{in lang|fr}}