Marestmontiers

{{Infobox French commune

|name = Marestmontiers

|commune status = Commune

|image = Marestmontiers (Somme) (3).JPG

|caption = The town hall in Marestmontiers

|image coat of arms =

|arrondissement = Montdidier

|canton = Roye

|INSEE = 80511

|postal code = 80500

|mayor = Serge Morand{{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 Grand Roye

|coordinates = {{coord|49.6872|2.5308|format=dms|display=inline,title}}

|elevation m = 50

|elevation min m = 45

|elevation max m = 107

|area km2 = 2.48

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

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

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

}}

Marestmontiers is a commune in the Somme department in Hauts-de-France in northern France.