Laduz

{{Infobox French commune

|name = Laduz

|image coat of arms = Blason ville fr Laduz 89.svg

|coordinates = {{coord|47.88250|3.41250|format=dms|display=inline,title}}

|INSEE = 89213

|postal code = 89110

|arrondissement = Auxerre

|canton = Charny Orée de Puisaye

|commune = Valravillon

|elevation min m = 106

|elevation max m = 207

|area km2 = 7.54

|population = 296

|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}}

}}

Laduz ({{IPA|fr|ladyz}}) is a former commune in the Yonne department in Bourgogne-Franche-Comté in north-central France. On 1 January 2016, it was merged into the new commune of Valravillon.[https://www.legifrance.gouv.fr/eli/arrete/2015/11/17/INTB1532238A/jo/texte/fr Arrêté préfectoral] 17 November 2015