Guillaucourt

{{Infobox French commune

|name = Guillaucourt

|commune status = Commune

|image = Guillaucourt, Somme, Fr, 3xredWaterTowerPicardie.jpg

|caption = Water towers in Guillaucourt

|arrondissement = Péronne

|canton = Moreuil

|INSEE = 80400

|postal code = 80170

|mayor = Ludovic Kusnierak{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/fr/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|website=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=2 December 2020|language=fr}}

|term = 2020–2026

|intercommunality = CC Terre de Picardie

|coordinates = {{coord|49.8428|2.6322|format=dms|display=inline,title}}

|elevation m = 87

|elevation min m = 52

|elevation max m = 96

|area km2 = 6.37

|population = {{France metadata Wikidata|population_total}}

|population date = {{France metadata Wikidata|population_as_of}}

|population footnotes = {{France metadata Wikidata|population_footnotes}}

}}

Guillaucourt ({{IPA|fr|ɡijokuʁ}}) is a commune in the Somme department in Hauts-de-France in northern France.